F(x) = (4x–5)/6
Find the Inverse

Answers

Answer 1

Answer:

F^-1 (x) = 3x/2+5/4

Step-by-step explanation:

First, replace f(x) with y

Replace every x with a y and replace every y with an x .

Solve the equation from Step 2 for y  

Replace y with f−1(x) f − 1 ( x )

Verify your work by checking that (f∘f−1)(x)=x ( f ∘ f − 1 ) ( x ) = x and (f−1∘f)(x)=x ( f − 1 ∘ f ) ( x ) = x are both true.

Hope this helps!  Stay Safe!


Related Questions

6. 3x + 7 - 5x
simplify

Answers

Answer:

−2x+7

explanation:

Subtract 5x from 3x

Answer:

-2x+7

Step-by-step explanation:

Combine Like Terms:

=3x+7+−5x=(3x+−5x)+(7) =−2x+7

Answer:

=−2x+7

Hope I helped-

Sleepy~

2. Explain why the Ratio Test can or cannot be used to determine whether the series isconvergent.(a)[infinity]Qn=1(−1)n(b)[infinity]Qn=1sin(n)(c)[infinity]Qn=12n+1n2n−1(d)[infinity]Qn=1(n!)2(2n)!

Answers

I think so its A [infinity]Qn=1(−1)n

Carly has 20 coins of pennies and dimes. The value totals $0.92.How many of each coin is there?
Pennies: ____________________ Dimes: _______________________

Answers

90 dimes nd 2 pennies

9514 1404 393

Answer:

Pennies: 12Dimes: 8

Step-by-step explanation:

The number of pennies will be 2 more than a multiple of 10. 2 pennies and 9 dimes is not enough coins. 12 pennies and 8 dimes is exactly enough.

__

This one is easy to figure by "trial and error," as there is only one trial that makes any sense.

If you want to figure it using an equation, it usually works well to let a variable represent the quantity of the higher-value coin. If d is the number of dimes, then 20-d is the number of pennies. The total number of cents is ...

  10d +(20-d) = 92

  9d = 72 . . . . . . . . . subtract 20

  d = 8

  20-d = 12

There are 8 dimes and 12 pennies.

FIRST ANSWER WILL GET BRAINLIEST
Find the rate of change represented in the table
a) undefined
b) zero
c) -3
d) 3

Answers

Answer:

undefined i think

Step-by-step explanation:

The temperature is -10 degrees and increases 5 degrees. What temperature is it now.

Answers

Answer:

-5 degrees

Step-by-step explanation:

-10+5= -5

Answer:

-5 degrees

Step-by-step explanation:

Current temperature = initial temperature + increased temperature

Current temperature = [tex]-10+5[/tex]

Current temperature = [tex]-5[/tex]

How do you solve that problem

Answers

Answer:

with ur head dummy <3....

Answer:

x = 13

y = 12

Step-by-step explanation:

4x and 52 have to be equal because they are opposites on the same line. So because of this we can make a simple equation to find x.

4x = 52

divide both sides by 4 and you have x

x = 13

to find y on the other equation, since we know two of the angles, we can add up all three angles and make them equal to 180 (the sum of all angles on a triangle)

90 + 52 + (3y +2) = 180

first subtract 90 and 52 from both sides to leave the equation alone

3y + 2 = 38

second substract 2 to isolate the variable

3y = 36

lastly divide both sides by three

y = 12

help!!! 20 points and brainliest!!!

please give sensible answer!
URGENT!!!​

Answers

(2) The sum of angles in a quad is always 360.

Take line RST and you get the value of angle RSP as 180 - 110 which is 70. This is due to them being linear pairs. Angles formed by a straight line is always 180 degrees!

110 + x = 180

x = 70

Now for y

Since we found values for all the 3 angles, which are 140, 110, 70, the 4th one is gonna be the sum of all the 3 angles subtracted from 360

140 + 110 + 70 + y = 360

y = 360 - (140 + 70 + 110)

y = 50 <- That's the answer.

(2) 2 of the angles are already given. If you look, angle U is 90 degrees. That's what the sign represents.

Angle Q (In the quad) is going to be 180 - 110 (Linear pairs) = 70

Since we found 3 angles the 4th one (angle R) is going to be 360 - (90 + 50 + 70) which is 360 - 210 which is 150.

Since angle R in the quad is 150, due to linear pair property, 3x = 180 - 150

3x = 30

x = 30/3 = 10

x = 10 <- That's the answer :D

al made a treehouse last summer. He started by making a model. the model included a window with height 1/3 inch. and width 1/6 inch. the actual tree house window had height of 1/2 yd. and width 1/4 yd. al incorrectly said that the ratio of the height of the window in the model to the height of the window in the tree house was 3/2. what was the correct ratio?

What’s is Al’s likely error?

A- He reversed the order of the terms in the ratio
B-he found the ratio of the height to width for one window instead of the ratio of heights
C- He did not covert one of the units before finding the ratio
D-He found the ratio of the widths instead of the ratio of the heights.

Answers

Answer:

b

Step-by-step explanation:

I lookdit up on google

Hai came someone help I too lazy to do it...

Answers

Answer: 4 Cups

I think in order to solve this, you would need to add up the fractions that they used. So it would be,

[tex]\frac{1}{4}+\frac{1}{4}+\frac{3}{8}+\frac{3}{8}+\frac{5}{8}+\frac{5}{8}+\frac{5}{8}+\frac{7}{8}[/tex]   Transform the Expressions

[tex]\frac{1+1}{4} +\frac{3+3+5+5+5+7}{8}[/tex]    Calculate the sum

[tex]\frac{2}{4} +\frac{28}{8}[/tex]    Reduce

[tex]\frac{1}{2}+\frac{7}{2}[/tex]   Transform the Expression

[tex]\frac{1+7}{2}[/tex]   Calculate

[tex]\frac{8}{2}[/tex]  Reduce the Fraction

[tex]4[/tex]

Please mark brainliest if this helped you :)

Find all values of x that make the triangles congruent. Explain.

When x=___, AB=CD=___ and AC=BD= ___, which means that AB≅CD and AC≅BD, BC≅BC by the Reflexive Property of Congruence. So, the triangles are congruent by the SSS Congruence Theorem.

I got x=5, but I'm confused about the AB=CD=___ and AC=BD=___. Could someone explain?

Answers

Answer:

Yes, you were correct with x=5. AB=CD=25 and AC=BD=23

Step-by-step explanation:

You already have x=5.

The first question is AB=CD=__ so you can just look at AB and you see it says 5x. You just substitute in the 5 for the x because you already got that. 5 times 5 = 25 and there is your first answer.

AC=BD=__ is your next question and you just look at AC and see "5x-2" and substitute in the x again. So you'll have 5(5)-2 which is 25-2 and your answer will be 23.

Yes, it is correct with x=5.It comes AB=CD = 25 and AC = BD=23.

Given that,

X = 5.We need to find out the AB = CD, And AC = BD.

Based on the above information, the calculation is as follows:

AB = CD

Here AB = 5x

= 5(5)

= 25

So AB = CD = 25

Now

AC = BD

Here

AC = 5x - 2

= 5(5) - 2

= 25 - 2

=23

So AC = BD = 23

Therefore we can conclude that Yes, it is correct with x=5.It comes AB=CD = 25 and AC = BD=23.

Learn more: brainly.com/question/13549064

I need help on this question!

Answers

The answer I am not sure but will try
Ans: 110

Answer:

110 cookies in 180 minutes

Step-by-step explanation:

Two numbers are opposites are 12 units apart. What are the two numbers? Answer smaller number, larger number

Answers

Answer:

-6, 6

Explanation:

-6 - 6 = -12

Solve the system by substitution

-3x - 3y = 3
Y= -5x - 17

*I think it might be B or C, but I'm really confused*
A. (4,12)
B. (8,3)
C. (-4,3)
D. Infinitely many solutions

Answers

I solved using substitution the answer is C !

Plz help me agh! It’s linear stuff

Answers

Answer:

(1/2)x - y = -2

General Formulas and Concepts:

Pre-Alg

Equality Properties

Alg I

Slope-Intercept Form: y = mx + b

m - slope b - y-intercept

Standard Form: Ax + By = C

Step-by-step explanation:

Step 1: Define equation

Slope-Intercept Form: 2 + (1/2)x = y

Step 2: Find Standard Form

Rewrite:                                        y = (1/2)x + 2Subtract 1/2x on both sides:       y - 1/2x = 2Factor negative:                          -(1/2x - y) = 2Divide both sides by -1:               1/2x - y = -2

what is /84 I need help​

Answers

Answer:

42

Step-by-step explanation:

Find the length of side X in simplest radical form with a rational denominator.

Answers

Answer:

[tex] x = \frac{7 \sqrt{2} }{2} [/tex]

Step-by-step explanation:

[tex] \cos \: 45 \degree = \frac{x}{7} \\ \\ \frac{1}{ \sqrt{2} } = \frac{x}{7} \\ \\ x = \frac{7}{ \sqrt{2} } \\ \\ x = \frac{7 \sqrt{2} }{2} [/tex]

The level of water in a draining pool can be modeled with the function d(t)=12(.72)^t, where d is the depth of water, measured in feet, and t is the amount of time it's been draining, measured in days. Inayah claims that the pool is draining at a rate of 1.36%per hour. Is she correct? Explain

Answers

Answer:

She is not correct, the claim is wrong

Step-by-step explanation:

Here, we want to check if a claim

made is correct

We can represent the exponential function as;

y = I( 1 - r)^t

So in this case;

1 - r = 0.72

r = 1 - 0.72

r = 0.28

This is same as 28%

So what this mean is that we expect a decrease of 28% per day

There are 24 hours on a day

So the decrease per hour will be 28%/24 = 1.167%

So as we can see the claim is wrong

The model of the level of water in a draining pool is an illustration of an exponential function.

Inayah's claim is incorrect, because the water drains at 28% per hour

The function is given as:

[tex]\mathbf{y = 12(.72)^t}[/tex]

An exponential function is represented as:

[tex]\mathbf{y = a(1 - r)^t}[/tex]

Where r represents the rate.

So, by comparison

[tex]\mathbf{1 - r = 0.72}[/tex]

Collect like terms

[tex]\mathbf{- r = 0.72 - 1}[/tex]

[tex]\mathbf{- r = -0.28}[/tex]

Multiply both sides by -1

[tex]\mathbf{r = 0.28}[/tex]

Express as percentage

[tex]\mathbf{r = 28\%}[/tex]

This means that, the water drains at 28% per hour

Hence, Inayah's claim is incorrect

Read more about exponential functions at:

https://brainly.com/question/15352175

PLEASE ANSWER ASAP I NEED HELP.
IT WILL BE MUCH APPRECIATED
find the product (x+4)(x-3)

Answers

Answer:

Work shown below!

Step-by-step explanation:

(x + 4)(x - 3) = [tex]x^{2} -3x+4x-12=x^{2} +x-12[/tex]

Answer:

3

Step-by-step explanation:

2×-6=4×-12

-2. -2

-6=2×-12

+12. +12

6=2×

/2 /2

×=3

Suppose a stage for the Lunar New Year festival has a length of 24 feet and a width of 4x + 4 feet. If the area of the stage is 384 square feet, what is the value of x?

Answers

Answer:

The value of x is 3

Step-by-step explanation:

The stage is rectangular in shape.

The formula for area of a rectangle is:

Length × Width

Length = 24 feet

Width = 4x + 4 feet

Hence:

384 = (4x + 4) × (24)

384 = 96x + 96

Collect like terms

384 - 96 = 96x

288 = 96x

x = 288/96

x = 3

The value of x is 3

What is the total price of an iPhone that is $99 plus 6.5% sales tax?​

Answers

Answer:

iphone 12 is trash

Step-by-step explanation:

help pls asap!!!!!!!!!!!!!

Answers

Answer:

E' (1, -2)

Step-by-step explanation:

This is a counterclockwise rotation of 270, or a clockwise rotation of 90. A point that undergoes a 270 degree rotation follows this pattern:

(x, y) --> (y, -x)

(2, 1) --> (1, -2)

A middle school took all of its 6th grade students on a field trip to see a play at a theater that has 3700 seats. The students filled 52% of the seats in the theater. How many 6th graders went on the trip?

Answers

Answer: 1924

Step-by-step explanation:

Number if seats in the theater = 3700

Percentage of seats filled by students in the theater = 52%

The number of 6th graders that went on the trip will be gotten by multiplying 52% by 3700. This will be:

= 52% × 3700

= 52/100 × 3700

= 0.52 × 3700

= 1924

1924 students went on the trip

Which of the following transformations has the same result as a rotation of 90º CW?
a. dilation of scale factor of 9
b. rotation of 270º CCW
c. reflection about a horizontal line
d. translation down and to the right

Answers

Answer:

B...i'm pretty sure that this Is the right one

Harry and Helen are married, filing jointly. Their combined taxable income is $65,922. Every week, a total of $187 is withheld from their pay. Based on the table below, what can Harry and Helen expect when their taxes are due?

Answers

Answer:

The net tax refund of Harry and Helen is $555.

Step-by-step explanation:

The net tax refund of Harry and Helen is $555.

What is Marginal Tax rate?

The marginal tax rate is the tax rate imposed on the additional dollar. In general, as a taxpayer's income rises, so does his or her marginal tax rate. It is also known as progressive taxation since the taxpayer with the highest income pays the highest level of income tax.

As, To calculate their due tax liability, the total withheld amount for the year will be subtracted from the overall tax liability.

So, Due Tax Liability

= Total tax Liability - Total withheld Amount

= 9169 - (187 x 52)

= $55.

Learn more about Marginal Tax rate here:

https://brainly.com/question/2433386

#SPJ7

first to answer correctly gets brainleist! (bringing out a lot of questions so yea!)

Answers

Answer:

C.

Step-by-step explanation:

The easiest way to tell if a relation is a function is to look at the values of the x's. If more than one x is the same, it cannot be a function. In contrast, if more than one y is the same, it is okay. The answers A, B, and D are functions because the x's are all different. Looking at the table for the answer C, you can see that two x's are the same (there are two x's with the value of 1).

Hope this helps!! Have a wonderful day :D

The equation y=5+0.5x represents the cost of getting a car wash and using the vacuum for x minutes. What is the y-intercept?
The y-intercept is 5.
The y-intercept is -5.
The y-intercept is 6.
The y-intercept is -6

Answers

5 is the y intercept.

-Always the number without the variable.

Multiply 3y (2y + 8)
Обу? + 24y
обу + 24
Обу? + 24
обу + 24y

Answers

Answer:

[tex]6y {}^{2} + 24y[/tex]

Step-by-step explanation:

For this- you use the rule of distribution

1. 3 x 2 = 6

y x y = y^2

6y^2

2. 3y x 8 = 24y

6y^2 + 24y

I WILL GIVE BARINLEST WHO HELP ME OK

Answers

Answer:

100

Step-by-step explanation:

multiplication, 20*5.

Answer:

i would go with 100

Step-by-step explanation:

20 times 5

what is the difference between mutiplying and adding polynomials

Answers

Answer:

When you add polynomials, you combine only like terms together. When you multiply polynomials, you multiply all pairs of terms together.

Step-by-step explanation:

.

Answer:

adding, subtracting and multiplying polynomials are, basically, the same as adding, subtracting and multiplying numbers. They only difference is that we have a pesky variable to worry about

What is the decimal multiplier to decrease by 0.6%

Answers

It is 0.10+1 ........
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