Answer:
There wasn't an image put to choose which graph it would be.
Step-by-step explanation:
What is the rational expression in simplest form? State any restrictions on the variables.
c. 12-4 x / x²-9}
According to the question, the given rational expression can be simplified which is as shown below:
Rational expression = [tex]\frac{12-4x}{x^{2} -9}=\frac{4(3-x)}{(x-3)(x+3)}[/tex]
For the simplification of the given expression, calculate the factors of the numerator as well as denominator terms and divide them from each other. In this change the sign of the expression before dividing with each other.
Rational expression = [tex]\frac{-4}{(x+3)}[/tex]
The rational expression are also known as polynomial expression. The highest degree of these expression is two. And these expression uses concept of factor rule.
Therefore, the final expression is [tex]\frac{-4}{(x+3)}[/tex]
What is polynomial expression?
Polynomial expression are those equation whose highest degree is two. It is also called as quadratic equation. And it is simplified by performing the factors on the given expressions.
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Lincoln conducted a scientific experiment. For a certain time, the temperature of a compound rose 3\tfrac{1}{2}3
2
1
degrees every 1\tfrac{3}{4}1
4
3
hours. What was the rate, in degrees per hour, that the temperature of the compound rose? Enter your answer as a whole number, proper fraction, or mixed number in simplest form.
The rate at which the temperature of the compound rose is 2 degree per hour.
To figure this problem we will use unitary method where unitary method is a method where we find the value of the single unit and then multiply the value of single unit to the number of units to get the necessary value.
But according to the question we have find the value of only single unit.
Therefore we have been given that
every [tex]1\frac{3}{4}[/tex] hours = temperature of compound rose [tex]3\frac{1}{2}[/tex] degrees
Now applying unitary method we get,
[tex]1\frac{3}{4} = 3\frac{1}{2} \\\\ \frac{7}{4} = \frac{7}{2} \\\\ 1 = \frac{7}{2} /\frac{7}{4}[/tex]
= 2 degrees per hour
Hence the rate that the temperature of the compound rose is 2 degree per hour.
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Write the equation for a vertical line that passes through:
(5,-3).
Answer:
In the image above
Step-by-step explanation:
Vertical line: A vertical line is a collection of points whose x -coordinate is the same for any y -coordinate. The equation of a vertical line is given by: x=c where c is a real number.
Check the picture below.
-8/2x-5/ = 16
slash is absolute value
Answer:
No solution
Step-by-step explanation:
-8l2x -5l =16 When I divide both sides by -8
l2x - 5l = -2
The absolute value cannot equal a negative number.
The temperature in the late afternoon was -7.5 Celsius. It dropped 8.5 degrees by midnight. What was the temperature at midnight?
The answer to the question is T= - 7.5°C - 8.5°C = -16°C
The initial temperature in the late afternoon was -7.5°C.
It dropped by 8.5 degrees by midnight.
Change in temperature (in midnight) = -8.5°
Here negative sign represents the decrease in the temperature
.Let T be the total change in the temperature.
So, total change in the temperature is T = - 8.5°C
Therefore the required temperature in the midnight =temperature in late afternoon+the temperature dropped in night.
Final temperature at night =-7.5°C-8.5°C=-16°C
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What might the creator of this graph want the reader to conclude?
ANSWER FOR BRAINLIEST PLS!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
A frozen yogurt shop offers a rewards system for frequent customers. The graph below represents how much a rewards customer pays based on the number of ounces of frozen yogurt purchased.
A graph titled Customer Rewards. The horizontal axis shows ounces of yogurt purchased, numbered 2 to 22, and the vertical axis shows Total Spent (dollars) numbered 1 to 11. A line begins at 0, extends to 5 dollars spent at 10 to 12 ounces, and ends at 9 dollars spent at 20 ounces.
Which statement describes the total amount a rewards customer pays for 10 ounces and 12 ounces of yogurt?
The required statement describes the total amount a rewards customer pays for 10 ounces and 12 ounces of yogurt is earns 2 free ounces.
What is a statement?
A statement is a declarative sentence that is either true or false but not both. A statement is sometimes called a proposition. The key is that there must be no ambiguity. To be a statement, a sentence must be true or false, and it cannot be both.
Given:
The horizontal axis shows ounces of yogurt purchased, numbered 2 to 22, and the vertical axis shows Total Spent (dollars) numbered 1 to 11.\
A line begins at 0, extends to 5 dollars spent at 10 to 12 ounces, and ends at 9 dollars spent at 20 ounces.
According to given question we have
In the analysis of the given options, the most likely answer to this question is A rewards customer earns 2 free ounces of yogurt because total amount paid for 10 ounces and 12 ounces is the same.
Also 9 dollars spent at 20 ounces.
Therefore, the required statement describes the total amount a rewards customer pays for 10 ounces and 12 ounces of yogurt is earns 2 free ounces.
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Answer:
A
Step-by-step explanation:
A rewards customer earns 2 free ounces of yogurt because the total amount paid for 10 ounces and 12 ounces is the same.
Find the inverse of each function. Is the inverse a function? f(x)=(x+3)²+1
Inverse of the given function F(x) = ( x + 3 )² + 1 is F⁻¹(x) = [√( x - 1 ) ] - 3
Given is a function of x, F(x) = ( x + 3 )² + 1
These question can be solved by following 4 easy steps
Step 1 : Switch the F(x) with the variable y
This implies, F(x) = ( x + 3 )² + 1 becomes y = ( x + 3 )² + 1
Step 2 : Interchange the variable x and y in the above obtained equation
This implies, from the equation y = 3 x³- 4, we get
x = ( y + 3 )² + 1
Step 3 : Solve the new obtained equation for y
This implies, we have to simplify the equation by rearranging the terms to get the equation in terms of the variable x.
x = ( y + 3 )² + 1
=> x + 1 = (y + 3 )²
=> (y + 3 )² = x + 1
=> y = √( x - 1 ) - 3
Hence we obtain the required equation.
Step 4 : Switch the variable y with F⁻¹(x)
This implies, y =√( x - 1 ) - 3 becomes F⁻¹(x) = √( x - 1 ) - 3
Therefore, we get the inverse of the given function F(x) = ( x + 3 )² + 1 as F⁻¹(x) = √( x - 1 ) - 3
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One angle of a right traingle measures 40 .what is the measure of the acute angle
Answer:
50 degrees
Step-by-step explanation:
let's take the triangle to be right angled at b
so b=90 1
and c=40 (assumption) 2
so a+b+c=180(angle sum property)
from 1 and 2
a+90+40=180
a=180-130
therefore a=50
Answer:
50
Step-by-step explanation:
90= right side
40= acute side
180 - (90+ 40)= 50.
Lisa is four years younger than her sister. Which expression below stands for the sum of Lisa’s age and her sister’s age? (if you see this question pls answer) ty!
None of these
(x − 4) − x
x − (x − 4)
(x + 4) − x
Answer:
i say it would be "None of these"
Step-by-step explanation:
because say x=sisters age so, x=12 if lisa if 4 years youger, than x-4=8 (x-4)-x=(-2) x-(x-4)=4 (x+4)-x=4 so therefore it would be none.
Answer:
none of these
Step-by-step explanation:
because we don't know her sisters age we'll use "x" and Lisa is 4 years younger so you deduct 4 from x and the equation will be '4-x'
Please helpppppp now ASAP
Answer:
units 6.0 I think good luck brother
Someone that knows algebra 1 please help me
Go ahead and ask the question!! <3
Erica has $89. She is saving up for a new game system. If she saves $8 per week, how much money will she have after 20 weeks?
Expand each logarithm.
log x³ y⁵
The answer to this question is: og(x³y⁵) = 3log(x) + 5log(y)
In mathematics, the logarithm is that the function to exponentiation. which means the logarithm of a given number x is that the exponent to which another fixed number, the base b, must be raised, to supply that number x. within the simplest case, the logarithm counts the amount of occurrences of the identical consider repeated multiplication
To solve this question, we need only 2 identities, i.e.,
log(a*b) = log(a) + log(b) ...(1)
log(aⁿ) = nlog(a) ...(2)
Using 1, we can expand log x³ y⁵ as: log x³ y⁵ = log(x³) + log(y⁵) ...(3)
Using 2, we can expand both the terms as: log(x³) = 3log(x)log(y⁵) = 5log(y)
Putting them in equation 3, we get:3log(x) +5log(y)
Therefore, log(x³y⁵) = 3log(x) + 5log(y)
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help plsssssssssss tyyy
Answer:
Associative property of addition!
Step-by-step explanation:
You have to add the numbers a lot!!
Commutative property is the answer Bec of addition says that the change in order of numbers in addition will not change the result.
Therefore, for variable x and y the commutative property of addition is x+y=y+x.
Determine whether the relation is a function. Explain.
The relation (x, y) = {(-4, -1), (-2, 4), (0, -1), (2, 1), (4, 4)} is a function
How to determine whether the relation is a function?The relation is given as
(x, y) = {(-4, -1), (-2, 4), (0, -1), (2, 1), (4, 4)}
As a general rule:
A relation that is considered to be a function is any relation whereby the elements of the domain has exactly one element of the range.
This means that an x value must have exactly one y value
Using the above as a guide, we can conclude that the relation (x, y) = {(-4, -1), (-2, 4), (0, -1), (2, 1), (4, 4)} is a function
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Possible question
Determine whether the relation is a function. Explain.
(x, y) = {(-4, -1), (-2, 4), (0, -1), (2, 1), (4, 4)}
Simplify the expression. (3.65u − 11) − (−5 + 8.7u)
The expression is simplified to -5. 05u - 6
What is an algebraic expression?An algebraic expression can be defined as a mathematical expression made up variables, coefficients, terms, factors and constants.
These algebraic expressions are also made up of arithmetic operations, such as;
AdditionMultiplicationDivisionBracketParenthesesSubstraction, etcFrom the information given, we have the expression;
(3.65u − 11) − (−5 + 8.7u)
Now, expand the bracket, we get;
3. 65u - 11 + 5 - 8. 7u
collect like terms
3. 65u - 8. 7u - 11 + 5
Add/substract the values
-5. 05u - 6
Hence, the expression is -5. 05u - 6
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HELP IMMEDIATELY PLEASE
use the couple of lines for #4
Answer:
#2 Alternate interior angles: 4 & 5 and 3 and 6
#4 :
m∠6 = 55°
m∠3 = 55°
m∠1 = 125°
Reasons: See below
Step-by-step explanation:
Angles 6 and 8 are supplementary angles since they are on the same straight line intersected by another straight line.
So m∠6 + m∠8 = 180
m∠6 + 125 = 180
m∠6 = 180-125= 55°
Angles 3 and 6 are alternate interior angles and equal to each other
m∠3 = m∠6 = 55°
Angles 1 and 3 are supplementary angles whose sum of measures should add up to 180°
m∠1 + m∠3 = 180
m∠1 + 55 = 180
m∠1 = 180-55 = 125°
Can someone Graph > 2
do 7 x for and you will not have any changes to your memories of your own and the fact of life that I am sure
Estimate the product of
882
×
39
.
A.
2,400
B.
3,600
C.
36,000
D.
40,000
Answer: C. 36,000
Step-by-step explanation:
Answer:
Your answer should be about 36,000
Step-by-step explanation:
You can kind of already eliminate A. the real answer should be around 34 to 35 thousan and it is the nearest to the options that you have
hope this helps
Find the inverse of each function.
y=log₂2 x
The inverse of the function y = log₂(2x) is f ⁻¹(x) = 2ˣ⁻¹.
Given the function is :y = log₂ 2x
we are asked to find the inverse of the function.
steps to find inverse function are:
Change f(x) to y to get y = ax + b for the provided function f(x) = ax + b.
To get x = ay + b from the equation y = ax + b, replace x with y and y with x.
Here, find y and solve for x = ay + b.
Then we get y = (x - b/a).
Finally, we can substitute y = f-1(x) with f-1(x) = (x - b)/a.
now interchange the positions of x and y in the function.
x = log₂ 2y
the next step is to isolate the dependent variables.
f ⁻¹(x) = 2ˣ ⁻ 1
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Solving a Real-World Problem Together, two apples have 1/5 gram of fat. How many apples have a total of 4 grams of fat?
Answer:4/ 1/5=20 or 4/.20=20
Step-by-step explanation: brainliest?
James is looking at rectangular pools. He wants to calculate the volume of water in each pool.
Which pool will hold more water: a pool with dimensions 6 feet deep by 11 feet by 11 feet, or a pool with dimensions 2 yards deep by 3 yards by 5 yards?
Responses
The pool with dimensions 6 feet by 11 feet by 11 feet will hold more water.
The pool with dimensions 6 feet by 11 feet by 11 feet will hold more water.
It cannot be determined from the given information.
It cannot be determined from the given information.
Both pools hold the same amount of water.
Both pools hold the same amount of water.
The pool with dimensions 2 yards by 3 yards by 5 yards will hold more water.
The pool with dimensions 2 yards by 3 yards by 5 yards will hold more water.
Answer:
2 yards by 3 yards by 5 yards
Step-by-step explanation:
6 times 11 times 11 = 726
3(2*3*5) = 6*9*15 = 810
*Please mark brainliest answer
HELP MEEE plsssssss
Answer:
18.84 inches
Step-by-step explanation:
Use the formula.
2πr
Use 3.14 for π.
Use 3 for r.
2(3.14)(3)
Multiply.
2(3.14)(3)=18.84
Hope this helps!
Please mark as brainliest if correct!
Find the real and imaginary solutions of each equation.
25 x⁴-40 x²+16=0
The equation only has real solutions, x = 2/√5 and x = –2/√5
Let p = x².
Then we can write 25 x⁴-40 x²+16 = 0 as:
25 p²- 40 p +16 = 0
This is a quadratic equation.
There are three ways to find the solutions of a quadratic equation:
By factoringBy completing the squareBy applying the quadratic formulaLet us factoring method.
25 p²- 40 p +16 = 0
(5p - 4)(5p - 4) = 0
Hence 25 p²- 40 p +16 = 0 only has single real solution:
5p - 4 = 0
5p = 4
p = 4/5
Substitute p = 4/5 into p = x², we get:
x² = 4/5
x = ± √(4/5)
The solutions are x = 2/√5 and x = –2/√5
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Felipe has a business where he builds and sells birdhouses. To build 12 birdhouses, he needs \large 5\frac{1}{4} meters of wood. During the holiday season, Felipe was asked to make \large 4\frac{1}{2} times the number of birdhouses he usually makes. How many meters of wood does Felipe need to make that many birdhouses?
Based on the number of birdhouses that Felipe has to build in the holiday season, the meters of wood that Felipe needs would be 23 ⁵/₈ meters
How many meters of wood are needed?First, find out the number of birdhouses Felipe needs to make:
= Normal number of birdhouses x Increase in holiday season
= 12 x 4¹/₂
= 54 birdhouses
The meters of wood he needs are:
= Number of birdhouses to be made / Number of bird houses he usually makes x Meters of wood needed for birdhouses Felipe usually makes
= 54 / 12 x 5¹/₄
= 23 ⁵/₈ meters
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what is the exprssion -2 (3x+5) +1+4x written in simplest form
Add. Write your answer in scientific notation.
(2.4×10^8) + (4.87×10^8)
Answer: = 7.27 × 108
(scientific notation)
with calculate significant figures = 7.3 × 108
(scientific notation)
Step-by-step explanation: hope this helps
4<-9.9-(-10x+1) solve for x
Step-by-Step:
___________
1. We are given the following:
[tex]4 < -9.9-(-10x+1)[/tex]
This being said, the first thing we need to do is switch sides, writing it as follows:
[tex]-9.9-(-10x+1) > 4[/tex]
___________
2. Next, we need to add 9.9 to both sides of the equation.
[tex]-9.9-(-10x+1)+9.9 > 4+9.9[/tex]
___________
3. Then, we simplify.
[tex]-(-10x+1) > 13.9[/tex]
____________
4. Now, we add 1 to both sides of the equation.
[tex]10x-1+1 > 13.9+1[/tex]
____________
5. We simplify again.
[tex]10x > 14.9[/tex]
____________
6. Next, we divide both sides by 10.
[tex]\frac{10x}{10} > \frac{14.9}{10}[/tex]
____________
7. Finally, simplify one more time.
[tex]x > 1.49[/tex]
Hence, out solution is [tex]x > 1.49[/tex]
Hope this helps!
7. Solve the formula A = 1/2bh
for b. Justly each step. Then find the base of a triangle whose
area is 952 square feet and whose height is 56 feet.
The formula A = 1/2bh in terms of A and h is b = 2A/h and the measure of the base length is 34 feet.
What is the triangle?In terms of geometry, a triangle is a three-sided polygon with three edges and three vertices. The triangle's interior angles add up to 180°.
It is given that:
The formula A = 1/2bh
It is required to solve for b:
2A = bh
b = 2A/h
Plug A = 952 square feet
h = 56 feet
b = 2(952)/56
b = 34 feet
Thus, the formula A = 1/2bh in terms of A and h is b = 2A/h and the measure of the base length is 34 feet.
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