What are the coordinates of the point P that lies along the directed
segment from L(-6, 5) to M (4, -6) and partitions the segment in
the ratio of 1 to 3?

Answers

Answer 1

The coordinates of point P are ( -3.5, 2.25).

Given points L( -6, 5) and M( 4, - 6). We are to determine the coordinate of point P that lies along the directed line segment which partitions the segment in the ratio of 1 to 3.

The coordinates of the point that divides a line segment internally in the ratio m:n are given as follows:

[ (mx₂ + nx₁ ) / (m + n) , (my₂ + ny₁ ) / (m + n) ]

Now, m : n = 1 : 3

( x₁, y₁ ) = L( - 6 , 5 )

( x₂, y₂ ) = M( 4, - 6 )

Therefore,

P( x, y) =  [ ( 1 × 4 + 3 × -6 ) / 4 , ( 1 × - 6 + 3 × 5) / 4 ]

P( x, y) = [ ( 4 - 18 ) / 4 , ( - 6 + 15) / 4 ]

P( x, y ) = [ -14/4 , 9/4 ]

P( x, y) = ( - 7/2 , 9/4 )

P( x, y) = ( - 3.5, 2.25 )

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Related Questions

This is a course test, due kinda soon. Picture Is Problem

Answers

Answer:

4 and 4

Step-by-step explanation:

i could be wrong but same length and size

Could you show how you did it

Answers

ok

Step-by-step explanation:in

E and F are sets of real numbers defined as follows.
E={v I v≤v3}
F={v I v>6}
Write E∪F and E∩F using interval notation.
If the set is empty, write ∅.

Answers

The union of the sets is E ∪ F = (-∞, 3] or (6, ∞) and the intersection of the sets E ∩ F =  ∅ (null sets) is in interval notation.

What is set?

A set is a collection of clearly - defined unique items. The term "well-defined" applies to a property that makes it simple to establish whether an entity actually belongs to a set. The term 'unique' denotes that all the objects in a set must be different.

We have:

E and F are sets of real numbers defined as follows. E={v | v ≤ 3} F={v | v > 6}

E ∪ F = (-∞, 3] or (6, ∞)

E ∩ F =  ∅ (null sets)

Thus, the union of the sets is E ∪ F = (-∞, 3] or (6, ∞) and the intersection of the sets E ∩ F =  ∅ (null sets) is in interval notation.

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please help!!!! give 100 points

Answers

Answer:

m<1=75 degree m<2=105degree

m<3=75 degree m<4=105 degree

Answer:

m∠1 = 75°

m∠2 = 105°

m∠3 = 75°

m∠4 = 105°

Step-by-step explanation:

Angles on a straight line sum to 180°

⇒ m∠1 + m∠2 = 180°

Given:

m∠2 - m∠1 = 30°

⇒ m∠2 - m∠1 + m∠1 = 30° + m∠1

⇒ m∠2 = 30° + m∠1

Substitute the found expression for m∠2 into the first equation and solve for m∠1:

⇒ m∠1 + m∠2 = 180°

⇒ m∠1 + 30° + m∠1 = 180°

⇒ m∠1 + 30° + m∠1  - 30° = 180° - 30°

⇒ m∠1 + m∠1 = 150°

⇒ m∠1 = 150° ÷ 2

⇒ m∠1 = 75°

As angles on a straight line sum to 180°, subtract m∠1 from 180° to find m∠2:

⇒ m∠2 = 180° - m∠1

⇒ m∠2 = 180° - 75°

⇒ m∠2 = 105°

Vertical Angles Theorem:  When two straight lines intersect, the opposite vertical angles are the same (congruent).

⇒ m∠3 = m∠1 = 75°

⇒ m∠4 = m∠2 = 105°


What is the slope and y-intercept of the line 3x - 2y = 12?

Answers

Answer:

Slope: (3/2)

y-intercept: (0, -6)

Step-by-step explanation:

3x - 2y = 12

-3x              -3x

-2y = -3x + 12

÷-2    ÷-2  ÷-2

---------------------

y = (3/2)x - 6

Slope: (3/2)

y-intercept: (0, -6)

I hope this helps!

slope 3/2 y - intercept is (0,6) I
hope it helps I used to learn this but yk it progressed

What is the length of the long leg in the right triangle shown below? O A. 6 B. 3 C. 643 D. 6√2 30* N 60°​

Answers

Answer:

c.) 6√3

Step-by-step explanation:

This can be solved using both sine and cosine rule.

1st method:

[tex]\sf sin(x) = \dfrac{opposite}{hypotenuse}[/tex]

[tex]\sf sin(60) = \dfrac{long \ leg}{12}[/tex]

[tex]\sf long \ leg= 12sin(60)[/tex]

[tex]\sf long \ leg= 6\sqrt{3}[/tex]

2nd method:

[tex]\sf cos(x) = \dfrac{adjacent}{hypotenuse}[/tex]

[tex]\sf cos(30) = \dfrac{long \ leg}{12}[/tex]

[tex]\sf long \ leg= 12cos(30)[/tex]

[tex]\sf long \ leg=6\sqrt{3}[/tex]

Slope = -2, y-intercept = -4
Y=

Answers

[tex]\begin{array}{|c|ll} \cline{1-1} slope-intercept~form\\ \cline{1-1} \\ y=\underset{y-intercept}{\stackrel{slope\qquad }{\stackrel{\downarrow }{m}x+\underset{\uparrow }{b}}} \\\\ \cline{1-1} \end{array}\qquad \implies {\LARGE \begin{array}{llll} y = \stackrel{m}{-2} x\underset{b}{-4} \end{array}}[/tex]

Two boats, originally 35 km apart, sail toward each other. The
first goes at a speed of 8.5 kph. The second goes at a speed of
5.5 kph. How long until they meet? Hint: your answer will be a
decimal.

Answers

The will meet after 2.5 hour.

To solve for distance use the formula for distance d = st, or distance equals speed times time.

distance = speed x time

Rate and speed are similar since they both represent some distance per unit time like miles per hour or kilometers per hour. If rate r is the same as speed s, r = s = d/t. You can use the equivalent formula d = rt which means distance equals rate times time.

distance = rate x time

To solve for speed or rate use the formula for speed, s = d/t which means speed equals distance divided by time.

speed = distance/time

To solve for time use the formula for time, t = d/s which means time equals distance divided by speed.

time = distance/speed

let say they will meet after time t.

distance covered by first boat = velocity of boat × time= 8.5t

distance covered by second boat= 5.5t

distance between both boats = 35km.

by equating both the distance

35km = 8.5t+5.5t

35km = 14t

t= 35÷14 =2.5 hour= 9020.618 seconds.

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Angle 1 and Angle 2 are a Linear pair.

M angle 1 =x-20 and M angle 2 =x+28

Find the measure of each angle.

Angle 1 = ? Angle 2 = ?

Answers

Answer:

Answer: ∠1 = 109°    ∠2 = 71°

Step-by-step explanation:

If the two angles form a linear pair, then their sum is 180°

 ∠1      +     ∠2     = 180°

(5x + 9) + (3x + 11) = 180

             8x + 20  = 180

             8x          = 160

               x          = 20

∠1 = 5x + 9

   = 5(20) + 9

   = 100   + 9

   = 109

∠2 = 3x + 11

    = 3(20) + 11

    =    60  + 11

    =         71

 CHECK:

∠1   + ∠2 = 180°

109° + 71° = 180°

    180°   = 180°  

Step-by-step explanation:

hope it helps

Appropriate tools o bought 4 stamps each week for 3 weeks. he wants to put amps on each page of his album. how many pages will niko use? tell how you can use tools to help solve the problem. choose a tool to represent the problem. explain why you chose that tool. solve the problem. explain how you used the tool you chose

Answers

ud7e7urfueitsisurwo6krwowi5ai6woaowi5

I need help with this its due today

Answers

I won’t give you an entire paragraph to copy, but fundamentally, the slope formula is y2-y1/x2-x1. From there it’s used in graphs, equations. Slope is rise over run. Parallel slopes are the same slope with different y intercepts. Perpendicular equations have different slopes that intersect at a 90 degree angles. Please fill in the rest from there in your own words. I wish you the best.

What is the probability of guessing all of the correct answers?
P(correct) = _______

Answers

Since each response is distinct, the odds of correctly predicting each response is 1/3× 1/3× 1/3, or 1/27.

Probability is the ability to happen. The occurrence of random events is the subject of this branch of mathematics. The value is expressed as a number between 0 and 1.

For instance, when a coin is tossed into the air, a Head or Tail are two possible results.

Hence, the term "probability" is most commonly used to refer to the likelihood that a specific event (or group of events) will occur, either as a linear scale from 0 (impossibility) to 1 (certainty) or as a percentage between 0 and 100%. Statistics is the study of events subject to probability.

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I NEEEEED HELPPPP PLEASEEEE

Answers

Answer:

D. y = -6x + 12

Step-by-step explanation:

(2, 0),   (0, 12)

(x₁, y₁)  (x₂, y₂)

        y₂ - y₁        12 - 0         12

m = ------------ = ------------ = ------- = -6

         x₂ - x₁         0 - 2         -2

y - y₁ = m(x - x₁)

y - o = -6(x - 2)

y = -6x + 12

I hope this helps!

983,512 × 1=
A. 983,512
B. 983,513

Answers

The value of 983,512 × 1 will be 983,512 by using the multiplicative identity of multiplication.

We are given the expression:

983,512 × 1

We need to find the result after multiplication.

Multiplication is one of the basic operations of mathematics that is used to simplify the expression.

Here, we will use the property of multiplicative identity as the number is multiplied by 1.

By using this, we get that the result will be the same number as anything multiplied by 1 will always give the same number.

So, we get that:

= 983,512

Therefore, we get that, the value of 983,512 × 1 will be 983,512 by using the multiplicative identity of multiplication.

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6 negative tiles. 1 tile is crossed out.
Negative 6 minus (negative 1)
Negative 6 minus 1
Negative 5 minus (negative 1)
Negative 5 minus 1

Answers

The expression that is the representation of the number of available tiles is (a) -6 - (-1)

What are expressions?

Expressions are mathematical statements that are represented by variables, coefficients and operators

How to interpret the representation of the tiles?

The representation of the tiles is given as

6 negative tiles1 tile is crossed out.

The above representation of tiles implies that:

Total number of tiles = 6All tiles are negativeOne of these negative tiles is crossed  out

The representation of the tiles is

Available tiles = Total number of tiles - (The number of tiles crossed out)

The above equation implies that:

Available tiles = -6 - (-1)

We do not need to evaluate the expression

Hence, the expression that is the representation of the number of available tiles is (a) -6 - (-1)

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Choose the correct term to complete each sentence.
(Radical functions/Inverse functions) are of the form f(x)=n√x

Answers

Radical functions are of the form f(x)=n√x.

If we want to find the inverse of a radical function, we will need to restrict the domain of the answer because the range of the original function is limited. Determine the range of the original function. Replace f(x) with y, then solve for x.

MORE: Radical - The √ symbol that is used to denote square root or nth roots. Radical Expression - A radical expression is an expression containing a square root. Radicand - A number or expression inside the radical symbol. Radical equation - An equation containing radical expressions with variables in the radicands.

To reverse that operation, you can find the square root of that power: In this case, the sign asks you to find which factor can be multiplied by itself twice to equal the expression inside the radical. (The expression inside the radical is also called the radicand.)

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Use this Distant vs time graph to answer the questions:

1. What measurement is represented on the x-axis and what unit is it measured in?

2. What measurement is represented on the y-axis and what unit is it measured in?

3. Hours 0-4 (Section A) the person is traveling away from their starting location. How far do they travel in those 4 hours? Remember to include units.

4. What is their rate of change (speed) in Section A? Remember to include units.

5. What is happening in Section B (Hours 4-6)?

6. What is the rate of change (speed) in Section B? Remember to include units

7. How far did this person travel in Section C (Hours 6-7)? Remember to include units.

8. What is their rate of change (speed) in Section D (Hours 7-10)? Remember to include units.

9. During which section was the person moving at the highest speed? What was their speed? Defend your answer.

10. During which section did the person travel the farthest? How far did they travel?

11. BONUS: Write a short (paragraph) scenario that tells the story about where the data on the graph came from. You can be as creative as you want!

Answers

Using the piecewise function graphed in this problem, we have that:

1. The x-axis represents the time in hours.

2. The y-axis represents the distance in miles.

3. The person traveled 30 miles in those 4 hours.

4. The person traveled at a rate of 7.5 miles per hour in Section A.

5. In section B, the person remained stopped 30 miles from her starting point for 2 hours.

6. The velocity for Section B was of 0 miles per hour.

7. The person traveled 30 miles in Section C.

8. 8. The speed in Section D was of 20 miles per hour.

9. The person was moving at the highest speed in Section C, at a rate of 30 miles per hour.

10. The farthest distance traveled was of 60 miles in Section D.

11. A person had an appointment 30 miles away from their home, and due to slow traffic had to leave early. Then the appointment lasted 2 hours, then the person went to another place 30 miles away to do something then came back home.

What is a piecewise-defined function?

A piecewise-defined function is a function that has different definitions, depending on the input of the function.

From the graph, the function has four different definitions, in intervals, A, B, C and D.

From the axis of the graph, we have that:

1. The x-axis represents the time in hours.

2. The y-axis represents the distance in miles.

Considering that the graph has points (0,0) and (4,30), we have that:

3. The person traveled 30 miles in those 4 hours.

The velocity is given by distance divided by time, hence:

30/4 = 7.5.

4. The person traveled at a rate of 7.5 miles per hour in Section A.

In Section B, the person remains at the same position, hence:

5. In section B, the person remained stopped 30 miles from her starting point for 2 hours.

The distance was of 0, hence:

6. The velocity for Section B was of 0 miles per hour.

In Section C, from the y-axis of the graph, the distance traveled was:

60 - 30 = 30 miles.

7. The person traveled 30 miles in Section C.

For Section D, the person traveled 60 miles in 10 - 7 = 3 hours, hence:

60/3 = 20.

8. The speed in Section D was of 20 miles per hour.

10. The farthest distance traveled was of 60 miles in Section D.

In Section C, the person traveled 30 miles in one hour = 30 miles per hour, hence:

9. The person was moving at the highest speed in Section C, at a rate of 30 miles per hour.

For item 11, a situation that can be modeled is:

A person had an appointment 30 miles away from their home, and due to slow traffic had to leave early. Then the appointment lasted 2 hours, then the person went to another place 30 miles away to do something then came back home.

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17/60/17/3+(5/2-21/3*5/7)*(13*5/26+1/2)

Answers

Answer:

[tex] \implies - \frac{149}{20} \\ [/tex]

Step-by-step explanation:

[tex] \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{5}{2} - \frac{21}{3} \times \frac{5}{7} )( \frac{13 \times 5}{26} + \frac{1}{2} )\\[/tex]

According to the Bodmas rule,

B stands for BracketO stands for orderD stands for DivisionM stands for MultiplicationA stands for AdditionS stands for Subtraction

According to the question,

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{5}{2} - \frac{21}{3} \times \frac{5}{7} )( \frac{13 \times 5}{26} + \frac{1}{2} ) \\[/tex]

[tex] \implies \: \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{5}{2} - \frac{21 \times 5}{3 \times 7} )( \frac{65}{26} + \frac{1}{2}) \\ [/tex]

[tex] \implies \: \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{5}{2} - \frac{105}{21} )( \frac{65}{26} + \frac{1}{2}) \\ [/tex]

[tex] \implies \: \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{(21 \times 5 )- (2 \times 105)}{42} )( \frac{(1 \times 65 ) + (13 \times 1)}{26} ) \\ [/tex]

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( \frac{105 - 210}{42})( \frac{65 + 13}{26} ) \\ [/tex]

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( - \frac {105}{42})( \frac{78}{26} ) \\ [/tex]

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( - \frac {105 \times 78}{42 \times 26})\\ [/tex]

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} + ( - \frac {8190}{1092})\\ [/tex]

[tex] \implies \frac{ \frac{ \frac{17}{60} }{17} }{3} - \frac {8190}{1092}\\ [/tex]

[tex] \implies \frac{17}{60} \times \frac{3}{17} - \frac{8190}{1092} \\ [/tex]

[tex] \implies \frac{17 \times 3}{60 \times 17} - \frac{8190}{1092} \\ [/tex]

[tex] \implies \frac{51}{1020} - \frac{8190}{1092} \\ [/tex]

[tex] \implies \: \frac{(91 \times51) -(85 \times 8190) }{92820} \\ [/tex]

[tex] \implies \: \frac{4641 -696150 }{92820} \\[/tex]

[tex] \implies \: - \frac{691509 }{92820} \\[/tex]

[tex] \implies \: - \frac{691509 \div 4641 }{92820 \div 4641} \\[/tex]

[tex] \implies - \frac{149}{20} \\ [/tex]


Solve each equation. Check your answers.
log 6 x-3=-4

Answers

log (6x) - 3 = -4 => x = 0.167, by properties of logarithm.

What is Logarithm?The opposite of exponentiation is the logarithm.This indicates that the exponent to which a fixed number, base b, must be raised in order to obtain a specific number x, is represented by the logarithm of that number.A number's natural logarithm is its logarithm to the base of the transcendental and irrational number e, which is roughly equivalent to 2.718281828459.

Now,

log (6x) - 3 = -4 => log (6x) = -1

Since the base of the logarithm taken generally is 10, raising both the sides by 10:

[tex]10^{log_{10}(6x)}=10^{-1}[/tex]

=> 6x = [tex]\frac{1}{10}[/tex]

=> x = [tex]\frac{1}{60} = 0.167[/tex] (approx.)

Hence, log (6x) - 3 = -4 => x = 0.167, by properties of logarithm.

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Amanda borrowed $8000 from two sources: her parents and a credit union. Her parents charged 3% simple interest and the credit union charged 6% simple
interest. If after 1 yr, Amanda paid $225 in interest, how much did she borrow from her parents, and how much did she borrow from the credit union?

Answers

Using the simple interests, we can say that:

Amanda borrowed $4500 from her parents.Amanda borrowed $500 from the credit union.In the question, we are given that Amanda borrowed $5000 from two sources: her parents and a credit union. Her parents charged 5% simple interest and the credit union charged 6% simple interest.We are asked to calculate how much did she borrow from her parents, and how much did she borrow from the credit union, if after 1 year, she paid $255 in interest.We assume that Amanda borrows $x from her parents.Then we know that she would have borrowed $(5000 - x) from the credit union as the total borrowed amount was $5000.We know that the simple interest (S.I.) on $P, at the rate of r%, for a period of t years, is calculated as S.I. = Prt/100.Thus, for the amount she borrowed from her parents, the simple interest is, S.I. = (x)(5)(1)/100 = x/20.For the amount she borrowed from the credit union, the simple interest is,S.I. = (5000 - x)(6)(1)/100 = (30000 - 6x)/100 = 300 - 3x/50.Thus, the total interest Amanda needs to pay is x/20 + 300 - 3x/50 = 300 - x/100.But, we are given that the total interest Amanda pays is $255.Thus, we can write that 255 = 300 - x/100,or, x/100 = 300 - 255,or, x/100 = 45,or, x = 4500.Thus, the amount Amanda borrows from her parents = $4500.The amount she borrows from the credit union is $(5000 - 4500) = $500.Thus, Using simple interests, we can say that:Amanda borrowed $4500 from her parents.Amanda borrowed $500 from the credit union.

Tom rolls 2 fair dice and adds the
results from each.
Work out the probability of getting a
total more than 4

Answers

The probability of getting a total of more than 4 is 5/6.

What is probability?Simply put, the probability is the likelihood that something will occur. When we don't know how an event will turn out, we can discuss the likelihood or likelihood of various outcomes. Statistics is the study of events that follow a probability distribution.

So, formula: P = favorable events/total events

Total outcomes = 36Favorable outcomes (sum more than 4) = 30

(Refer to the image attached below)

Insert values in the formula as:

P = favorable events/total eventsP = 30/36P = 5/6

Therefore, the probability of getting a total of more than 4 is 5/6.

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ppppppllllllssss hhhhheeeeellllppppp

Answers

The expression  9x²y⁻³, for x = 5 and y = 3 simplifies to 25/3.

What is an improper fraction?

A fraction in which the numerator is greater than the denominator is called an improper fraction.A fraction is called a proper fraction when the denominator is greater than the numerator.

Given an expression with exponents 9x²y⁻³, for x = 5 and y = 3.

In this, we have to replace the variables x and y with their numerical value in the given expression.

So, 9x²y⁻³, for x = 5 and y = 3 is,

= 9(5)²(3)⁻³

= 9(5)²/(3)³.

= 9.(25)/27.

= 1.(25)/3.

= 25/3.

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Which interval for the graphed function contains the local
maximum?
O
O [1, 2]
O[2,3]
O[3, 4]
[-1, 0]

Answers

Answer: The answer is C.

Step-by-step explanation:

Point W is located at (7, 3) on a coordinate plane. Point W
is translated 2 units to the left and 3 units up. What will
be the x-coordinate of the image point W' ?

Answers

The Image of the point W(7,3) after the translation is W'(5,6),hence the x-coordinate of the translated point is 5

Translation is used in co-ordinate geometry to find the co-ordinates of an image after moving the point from its original position.

A point on the cartesian plane is represented in the form of (x,y). Where x represents the position of the point along the x-axis and y represents the position of the p[point from the y-axis.The distance of the point from the origin is calculated by the distance formula based on Pythagorean theorem.When a points is translated to the left or downwards x and y coordinate values are decreased.When a points is translated to the right or upwards x and y coordinate values are increased.

The given point is W(7,3). The point is translated 2 units to the left and 3 units upwards. Hence the new coordinates of the point is given by:

W(7,3)→W'(5,6)

Therefore the x-coordinate of the translated point is 5.

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The height h of a balloon, in feet, t seconds after it is released is given by the function

h(t)=2t+6. What is the value of h(20), and what does it mean in the context of the situation?

Answers

The value of h(20) is 46 and the meaning in the context of the situation is that the balloon is at 46 feet after 20 seconds

What is the value of h(20), and what does it mean in the context of the situation?

The equation of the function is given as

h(t) = 2t + 6

For h(20), it means that t = 20

So, we have

h(20) = 2 * 20 + 6

Evaluate

h(20) = 46

Hence, the value of h(20) is 46 and the meaning in the context of the situation is that the balloon is at 46 feet after 20 seconds

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Mr yuan wants to use his credit to pay off the full amount that another customers balance does Mr,Yuan have enough money to pay it off.

Answers

If Mr. yuan wants to use his credit to pay off the full amount that another customer's balance, then he can pay off for Wenner.

Customer          Balance ($)

Girardi                -85.23

Lewis                  20.44

Stein                   116.33

Yuan                    13.50

Wenner               -9.85

As he got the balance of -9.85 and Mr. yuan got the balance of 13.50. About the above problem is based on financial literacy which is the ability to understand and make full of our financial skills. Some of the basics of financial literacy which we can have practical applications are such as budgeting, banking, handling credit and debt, and investing. Financial literacy is essential just to avoid higher levels of debt and to have enough income for retirement.

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Let f(x)=2 x²+8 and g(x)=x-3 . What are f+g and f-g ? What are their domains?

Answers

Domain of f + g ( x) = R and f - g ( x) = R

Given :

F(x) = 2x^2 + 8  and g(x) = x-3

From this, we get to know that f(x) and g(x) assume real values for all values of x.

Hence, domain (f)= Real(R) and domain (g)= real ( R ) .

Therefore D (f) and D(g) are Real Number

Now,

A >   (f + g ) : R ----> R is given by (f + g) (x)

       = f(x) + g(x) = 2x^2 + 8 + x- 3

                             = 2x^2  + x + 5

Hence, domain ( f + g ) = Real ( R )

B >    (f – g) : R---> R is given by ( f-g ) (x)

= f(x) – g(x)  = 2x^2 + 8 – ( x – 3)

                    = 2x^2 -x + 11

Hence, domain ( f - g ) = Real ( R )  .          

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What decimal is represented by the point on the number line?

Answers

The decimal represented by the dot is 9.2

Answer:

9.25

Step-by-step explanation:

numbeer line is split into 4 things so 1/4 those things is 0.25

its .25 since its the first quarter

its adding 0.25 each dash so the next dash up would be 0.5 etc.

Tarini took a math quiz. For each incorrect question, she lost 2 points. If Tarini got 5 questions incorrect, how many points did she lose? Represent your answer as an integer.

Answers

She lost 10 points because she lost 2 points for 5 different questions. 1 question would be a loss of 2 points, 2 would be a loss of 4 points and so on. She lost 10 points.

Answer: She lost 10 points

Step-by-step explanation:

She loses 2 points per the wrong answer. Therefore, do 2 times 5. That gives you ten.

An integer is just a positive whole number btw!

I hope this helps!

evaluate the expression for the given value of the variable
please show work [tex]|-4b-8|+|-1-b^2|+2b; with b=-3[/tex]

Answers

The value of the expression when b = -3 is 24

What are functions?

Functions can be defined as expression, rules or law that explains the relationship between two variables:

A dependent variablesAn independent variable

It is also important to note that the absolute value of a number is the distance of the number from zero irrespective of its direction in a number line.

Absolute value of a number must take a positive sign.

It is denoted with the symbol '| | '

Given the expression;

| -4b - 8 | + | -1 - b²| + 2b

Substitute the value of b as -3

We have;

|-4(-3) - 8| + |-1 - (-3)²| + 2(-3)

expand the bracket

|-12-8| + |-1 - 9| - 6

Take the absolute values

20 + 10 - 6

24

Thus, the value of the expression when b = -3 is 24

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