Answer:
(x +3)² +(y -4)² = 9
Step-by-step explanation:
You want the equation of a circle with center (-3, 4) and radius 3.
Circle equationThe equation of a circle with center (h, k) and radius r is ...
(x -h)² +(y -k)² = r²
ApplicationYou have a circle with center (h, k) = (-3, 4) and radius r = 3. Using these values in the above equation, we find the circle equation to be ...
(x -(-3))² +(y -4)² = 3²
(x +3)² +(y -4)² = 9
Use the proportion d / 180° = r radians/πradians . Find the equivalent degree measure or radian measure. 7π / 2 radians
Answer:
the answer is 90⁰ ok that
Arturo lives in colorado, which has a state income tax rate of 4.63%. he earns $1,345 biweekly. how much state income tax is withheld from each of his paychecks?
If Arturo lives in colorado, which has a state income tax rate of 4.63% and he earns $1,345 biweekly, then the amount of state income tax withheld from each of his paychecks is equal to $62.27.
The state income tax withheld from each of his paychecks can be determined by the percentage formula;
P% × x = y
Here,
P% is the state income tax rate
x is the dollars earned biweekly
y = state income tax withheld from each of his paychecks
As the state income tax rate is equal to 4.63% and the amount earned biweekly is equal to $1345, therefore;
P% × x = y
4.63% × 1345 = y
4.63% can be converted into decimal form as follows,
4.63% = 4.63 / 100 = 0.0463
Therefore,
0.0463 × 1345 = y
y = 62.27
Hence, the state income tax withheld from each of his paychecks is calculated to be $62.27
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Suppose that x and y vary inversely. Write a function that models the inverse variation.
x=-52 when y=1/4
The required function based on the given conditions is y = 13 / x.
What is a function?
A function is defined as an expression or rule that specifies the relationship between two variables or objects, out of which one is dependent and the other is an independent variable. The image of each and every element is unique.
Examining the function which satisfies the given conditions
Given values of x = 52 and y = ¼
Consider a function such that x and y vary inversely with each other,
y = k / x, where k is a constant —-- 1
Putting values of c and y, we get,
¼ = k / 52
52 / 4 = k
k = 13
Put the value of k in equation 1, we get,
y = 13 / x
Hence, the required function is given by, y = 13 / x.
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Fill in the blanks.
There are two types of exponential functions. For _______ , as the value of y increases, the value of y decreases, approaching zero. For ________, as the value of {x} increases, the value of y increases.
There are two types of exponential functions. For x or y increases as the value of y increases, the value of y decreases, approaching zero. For
approaching zero as the value of {x} increases, the value of y increases.
Which two forms of exponential functions are there?
Exponential growth and decay are the two different kinds of exponential functions. When b > 1, the function f (x) = bx represents exponential development. If 0 b 1, then the function f (x) = bx depicts exponential decay.What does Y mean in the exponential growth equation?
The variables y, a, r, and t represent the ultimate amount, growth rate, and decay rate, respectively, in the exponential growth and decay formulas. Growth exponential: y = a (1 + r)t. Decay exponential: y = a (1 r)t. A city's population is growing at a rate of 4% per year.Learn more about Exponential growth
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Fencing costs $25.80 per yard. How much does it cost to enclose two adjacent rectangular pastures?
X: 50 5/8 Y: 30 2/9
Is 2 3/4 greater or less then 2 4/6
Answer:
NOT GREATER!!!
Step-by-step explanation:
0.6667 is NOT greater than 0.6667 which also means that 2/3 is NOT greater than 4/6.
Solve 4x + 7 = 3
HELPPPPPP
Answer:
[tex] \sf \large \: x = -1[/tex]
Step-by-step explanation:
4x + 7 = 3
Substract 7 from both sides
4x + 7 - 7 = 3 - 7
4x = -4
Divide both sides by the coefficient of x
4x/4 = -4/4
calculate
x = -1
x/3 + 10 = 15
solve for x and show steps
Answer:
15
Step-by-step explanation:
First mutiply both sides with 3
(x/3x3)+(10x3)=15x3
x+30=45
the add -30
x+30-30+45=30= 15
Four times the sum of a number and two is equal to twice the number
Answer:
number is - 4
Step-by-step explanation:
let the number be n then 4 times the sum of the number and 2 is 4(n + 2)
4(n + 2) = 2n
4n + 8 = 2n ( subtract 2n from both sides )
2n + 8 = 0 ( subtract 8 from both sides )
2n = - 8 ( divide both sides by 2 )
n = - 4
the number is - 4
[tex]\textsf{Hi Brainy User, I'm Here to Help you!}[/tex]
- - - - - - - - - - - - - - - - - - - - -
[tex]\textsf{Let the number be t.}[/tex]
[tex]\textsf{The Sum means adding two numbers together.}[/tex]
[tex]\textsf{Then,}[/tex]
[tex]\textsf{4 times the sum of a number and 2 = 4 times t+2 = 4(t+2).}[/tex]
[tex]\textsf{Remember to write the parentheses when you're multiplying something times}\\\textsf{a sum or a difference.}[/tex]
[tex]\textsf{You know how to write "is equal to", don't you? It's =}[/tex]
[tex]\therefore\\\textsf{4(t+2)=}[/tex]
[tex]\textsf{Next, twice the number is written as 2t.}[/tex]
[tex]\textsf{\textbf{Our expression looks like this:}}[/tex]
[tex]\Large\boldsymbol{\rm{4(t+2)=2t}}[/tex]
[tex]\textsf{Now let's find the number: }[/tex]
[tex]\Large\begin{gathered} \sf{4(t+2)=2t}\\\sf{4t+8=2t}\\\sf{4t-2t=-8}\\\sf{2t=-8}\\\sf{t=-4} \end{gathered}[/tex]
[tex]\ddot\smile[/tex]
[tex]\Large\overbrace{\underbrace{\boldsymbol{\rm{Reflection - RoSe}}}}^\star_\star[/tex]
An 8-yard roll of tape costs $3.04. What is the unit price?
The unit price for the tape is $0.38 or 38 cents per yard.
The unit price is the price of one unit of measurement for a particular substance.
The unit price of a substance is used to calculate the total cost of a particular substance or the cost of a fraction of a substance.
Unit price is calculated by dividing the total cost by the total quantity of the product.
The given price of the product is $3.04 for a 8-yard roll of tape.
So to find the unit price we divide the total cost by the total length to find the cost of 1 yard of tape.
Unit price = $3.04 ÷ 8
or, Unit price = $ 0.38
Therefore the unit price of the tape is $0.38 or 38 cents.
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7 1/2 divided by 2 5/8
Answer: 2 6/7
Step-by-step explanation:
Answer:
Answer is 75/32
Step-by-step explanation:
Convert the mixed number to an improper fraction so 7 1/2 changes to 15/2 divided by 2x5/8 but then you change the 2 to 1/2 so 15/2 x 1/2 x 5/8
then you multiply the fractions then you get 75/32
Han and Clare were running laps around the track. The coach recorded their times at the end of laps 2,4,6, and 8.
Han's run:
Distance (laps) Time (minutes) Minutes Per Lap
2 laps 4 minutes
4 laps 9 minutes
6 laps 15 minutes
8 laps 23 minutes
How many minutes are per lap?
Answer: 2 laps four minutes
explanation:
Quadrilateral MNOP below is a rectangle, and ∠M = 3x + 6. What is the value of x?
The value of x would be 28 and the measure of angle M will be 90 degrees.
What is a rectangle?That parallelogram in which adjacent sides are perpendicular to each other is called a rectangle.
A rectangle is always a parallelogram and a quadrilateral but reverse statement may or may not be true.
WE have been given the Quadrilateral MNOP is a rectangle, and ∠M = 3x + 6.
WE know that interior angle of the rectangle are 90 degrees each.
Therefore,
∠M = 3x + 6 = 90
3x + 6 = 90
3x = 90 - 6
3x = 84
x = 84/3
x = 28
Hence, the value of x would be 28 and the measure of angle M will be 90 degrees.
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A certain animated movie earned
$
1.1
⋅
1
0
9
$1.1⋅10
9
dollar sign, 1, point, 1, dot, 10, start superscript, 9, end superscript in revenues at the box office. The movie lasts
9.1
⋅
1
0
1
9.1⋅10
1
9, point, 1, dot, 10, start superscript, 1, end superscript minutes.
How much revenue was earned per minute of the movie?
The movie earned $1.21×10^7 in revenue per minute.
Revenue was earned per minute
we get,
we can divide the total revenue by the number of minutes.
When numbers are in scientific notation, we can divide in two separate steps.
First, let's divide the powers of ten, then we will divide the other numbers.
Because of the properties of exponents, we can subtract the exponent in the denominator from the exponent in the numerator to divide the powers of 10.
Now we can divide the numbers that are not powers of 10.
The problem asks us to round to two decimal places, so our final answer will have three digits including the ones place. Let's round
so the final answer will have three digits.
first number is 1.109 and
second number is .109
Now let's put the two results back together.
we get, $1.21
we get number after scientific notation
The movie earned $1.21×10^7 in revenue per minute.
Scientific Notation is the expression of a number n in the form
a∗10b
where a is an integer such that
1≤|a|<10
and b is an integer too.
Multiplication: To multiply numbers in scientific notation, multiply the decimal numbers. Then add the exponents of the powers of 10. Place the new power of 10 with the decimal in scientific notation form. If your decimal number is greater than 10, count the number of times the decimal moves to the left, and add this number to the exponent.
Division: To divide numbers in scientific notation, first divide the decimal numbers. Then subtract the exponents of your power of 10. Place the new power of 10 with the decimal in scientific notation form. If the resulting decimal number is less than 1, move the decimal point to the right and decrease the exponent by the number of places that the decimal point moved.
Large Numbers in Standard Form
n=101325=1.01325∗105
(Move the decimal point 5 places to the right)
Express Small Numbers in Standard Form
n=0.00092=9.2∗10−4
(Move the decimal point 4 places to the left.)
Multiplication:
(2.3∗104)∗(6.6∗107)
First Step -
2.3∗6.6=16.38
Second Step -
104∗107=1011
Because the new decimal number in step one is greater than 10, count the number of places the decimal moves to put the number between 1 and 10. Add this number to the exponent. In this case, the decimal point moves one place, so add 1 to the exponent.
1.638∗1012
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Answer:1.21*10^7
Step-by-step explanation:
i did kahn academy and this was the correct answer:)
HELP MEEEEE ANYONE!!!
The equation of the line in slope intercept form is y = 1 / 6 x - 11
How to represent equation in slope intercept form?The equation of a line can be represented in a slope intercept form as follows:
y = mx + b
where
m = slopeb = y-interceptTherefore, the equation of the line is parallel to y = 1 / 6 x + 7 .
This means the equation of the line have the same slope with y = 1 / 6 x + 7 .
The equation passes through (12, -9).
Therefore, let's find b
y = 1 /6 x + b
-9 = 1 / 6 (12) + b
b = -9 - 2
b = - 11
Therefore, the equation of the line in slope intercept form is y = 1 / 6 x - 11
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What is the slope of the line that passes through the points 9,-1 and 4,11 simplest form
Answer:
slope = - [tex]\frac{12}{5}[/tex]
Step-by-step explanation:
calculate the slope m using the slope formula
m = [tex]\frac{y_{2}-y_{1} }{x_{2}-x_{1} }[/tex]
with (x₁, y₁ ) = (9, - 1 ) and (x₂, y₂ ) = (4, 11 )
m = [tex]\frac{11-(-1)}{4-9}[/tex] = [tex]\frac{11+1}{-5}[/tex] = - [tex]\frac{12}{5}[/tex]
Jackie babysat 10 1/2 hours over a 3 day period. if she babysat the same amount each day, how many hours did she babysit each day?
Answer:
3.5 hours
Step-by-step explanation:
divide 10.5 by 3 since there is 3 days to get 3.5
Let me know if this was helpful
(0.067×42.1)÷(17.4-4.19) correct to 1 significant figure then estimate the equation
Step-by-step explanation:
You could use a calculator to make it simple
(0.067 × 42.1) ÷ (17.4 - 4.19). to 1s.f
=(2.8207) ÷ (13.21)
= 0.213527 to 1s.f
= 0.2
*you could also check using your own calculator
*let me know if you want me to expand it if you don't have a calculator
geometry HELLLLLP Noooooow WILL GIVE 100 points.
Based on the vertical angles theorem, the step 2 was completed in the proof incorrectly by Latonya.
What is the Vertical Angles Theorem?When two straight lines intersect to form a pair of two angles that share the same vertex but are non-adjacent to each other, both angles are called vertical angles, and based on the vertical angles theorem, they are congruent to each other.
In the the diagram given, angles JKN and IKL are vertical angles, and they are congruent to each other based on the vertical angles theorem.
Therefore, based on the vertical angles theorem, the step 2 was completed in the proof incorrectly by Latonya.
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Solve each equation.
1/3 ln x+ ln 2- ln 3=3
After solving the given equation 1/3lnx+ln 2- ln3=3, the value of
x = 3(In+3)/In.
What exactly is an equation?An equation is a mathematical statement made up of two expressions joined by an equal sign.An example of an equation is 3x - 5 = 16.After solving this equation, we obtain the value of the variable x as x = 7.So,
Given the equation: 1/3lnx+ln 2- ln3=3Then,
1/3lnx+ln 2- ln3=3Inx/3 + 2ln - 3ln =3Inx/3 - n = 3x = 3(In+3)/InTherefore, after solving the given equation 1/3lnx+ln 2- ln3=3, the value of x = 3(In+3)/In.
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Show this problem using a tape diagram and then solve:
304 / 19
i need it in 10:00
Find each product or quotient. √6 / 3√36
The given expression can be solved by finding the square root of the terms if possible and expressing the terms in the simplest form.
The square root of a number is the factor (number) that can be multiplied by itself to get that number (within the square root sign). Finding the square root of a number can be seen as the opposite of squaring a number. In the general form, √a*a=a.
In the given expression, the numerator √6 cannot be further simplified.
√6=√2*3
We cannot take square root as the number is not multiplying itself.
In the denominator √36 can be further simplified.
√36=√6*6=6
We can take square root as the number is multiplying itself.
Hence,
√6/3√36=√6/(3*6)=√6/18
The product or quotient of √6/3√36 is √6/18
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1.
(01.06A LC)
Which of the following is a rational number? (5 points)
square root of 15, square root of 16, square root of 17, square root of 18
square root of 15
square root of 16
square root of 17
square root of 18
The correct option is B that is square root of 16 i.e., 4 is a rational number.
What is a rational number ?
If p and q are any two numbers where q is not equal to 0, then the fraction in form p/q is called as rational number.
Let's check which of the given numbers are rational numbers.
A.
The number is √15.
= 3.8729
As , the number has non - terminating decimal , so , √15 is an irrational number.
B.
√16
= 4
As , this number is an integer and we can write it in form of fraction as [tex]\frac{4}{1}[/tex] , so , √16 is a rational number.
C.
√17
= 4.12310
As , the number has non - terminating decimal , so , √17 is an irrational number.
D.
√18
= 4.2426
As , the number has non - terminating decimal , so , √18 is an irrational number.
Therefore , the correct option is B that is square root of 16 i.e., 4 is a rational number.
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A farmer, Sarah, has 54 hectares of hay to harvest. She hires a harvester
at £1200 a day. If Sarah can harvest 12 ha per day, what will it cost her to
harvest this hay?
Answer:
the harvester costs 1200 a day.
54 hectares / 12 per day = 4.5 days.
Step-by-step explanation:
if she can rent the harvester for half a day, it will cost her 4.5 * 1200 = 5400.
if she can only rent the harvest for full days, it will cost her 5 * 1200 = 6000.
Assuming a linear relationship, find the missing value in the table below.
y
x
1
2
3
4
5
4
7
10
13
Based on the constant average rates of change. , the missing value in the table is 16
What are linear relationships?Linear relationships are relationships that have constant average rates of change.
Note that the constant average rates of change can also be regarded as the slope or the gradient
How to determine the missing value in the table?The table of values is given as
x y
1 4
2 7
3 10
4 13
5
The constant average rates of change of linear relationships imply that:
As the x values constantly change by a value, the y values constantly change by another value (could be the same value)
On the given table, we can see the trend to be;
As x increase by 1, y increase by 3
So, the missing y value is
y = 13 + 3
Evaluate the sum
y = 16
Hence, the missing value in the table is 16
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A truck that can carry no more than 6300 lb is being used to transport refrigerators and upright pianos. Each refrigerator weighs 300 lb and each piano weighs 425 lb. Write and graph an inequality to show how many refrigerators and how many pianos the truck could carry. Will 11 refrigerators and 8 pianos overload the truck? Explain.
The inequality for the load in truck is 300r + 425p ≤ 6300.
11 refrigerators and 8 pianos will overload the truck.
Given,
The carrying capacity of truck = 6300 lbs
The truck is used to transport refrigerators and pianos.
The weight of 1 refrigerator = 300 lb
The weight of 1 piano = 425 lb
We have to find an inequality which shows the number of refrigerators and pianos could the truck carry.
Let's take the number of refrigerators as r and number of pianos as p.
We can equate by using their weights:
That is,
300r + 425p ≤ 6300
Next, we need to determine that, will 11 refrigerators and 8 pianos overload the truck:
We have to multiply the given number with their weights:
That is,
(300 × 11) + (425 × 8) = 3300 + 3400 = 6700
6700 is greater than 6300.
So, we can conclude that 11 refrigerators and 8 pianos will overload the truck.
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please help asap only question i don’t know
Answer:
Find out the number of video games that Jasmine can buy with her savings .
To proof
Let us assume that the number of video games Jasmine can buy be x .
As given
Jasmine wants to use her savings of $1128 to buy video games and music CDs.
The total price of the music CDs she bought was $72. The video games cost $43 each.
Than the equation becomes
72 + 43× x = 1128
simplify
72 + 43x = 1128
43x = 1128 - 72
43x = 1056
x = 24.6 (approx)
Take
x = 24
Therefore the maximum number of video games that Jasmine can buy with her savings be 24 .
Step-by-step explanation:
The maximum number of video games that Jasmine can buy with her savings is... 24 ✅
Allow me to explain...
First, subtract $72 from $1,128
1,128 - 72 = 1,056
⬆️ ⬆️
Then, divide $1,056 by $43
1,056 ÷ 43 = 24.5581...
⬆️ ⬆️
Coming to the conclusion that Jasmine only has enough money for a maximum of 24 video games. ✅
I hope this was helpful! (✿◠‿◠)
i will give brainliest and thanks to whoever answers pls and thx!!
Answer: 4r + 4s - 16s
Step-by-step explanation:
r +3r = 4r
-10s -6s =16s
2t + 2t =4t
key when you see the word perimeter than think of addition
Graph y=2
please I need help
Answer:
I used desmos graphing calculator
Step-by-step explanation:
Your friend is 4 1/3 feet tall. you must be at least 4 3/4 feet tall to drive a bumper car. write and solve an inequality to represent how much taller your friend must be to drive a bumper car.
The inequality to represent how much taller he must be to drive a bumper car is written as 4 1/3 + x ≥ 4 3/4 and he must be 0.42 feet taller or more to drive a bumper car.
Inequality can be defined as a relationship between two numbers or algebraic expressions in which one is either greater than, greater than or equal to, less than or equal to the other.
As the height must be at least 4 3/4 or more to drive a bumper car, an inequality equation can be given as,
4 1/3 + x ≥ 4 3/4
The sign "≥" represents that the height must be equal to or greater than 4 3/4.
Solving for x,
x ≥ 4 3/4 - 4 1/3
x ≥ 4.75 - 4.33
x ≥ 0.42
Therefore the friend must be at least 0.42 feet taller or more to ride the bumper car.
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