139 Answered Questions for the topic Inverse Functions

Inverse Functions

10/04/16

State if the given functions are inverses. F(n)= -5+5/3n, g(n)= 3/5n+3 (n's are on the side of the fraction) State if the given functions are inverses.
Please guide me through this. 
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Inverse Functions

09/12/16

H(x)=1/3x+4 and j(x)=3x-12
Use composition to determine whether each pair of functions are inverse.  
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Inverse Functions

08/29/16

Help me!! please
By analyzing available empirical data it was determined that during an illness a patient's body temperature fluctuated during one 24-hour period according to the... more
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Inverse Functions Problem Solving

07/03/16

f x dollars are invested at 10% for 6 years, the future value of the investment is given by S (x) = x + 0.6x.
f x dollars are invested at 10% for 6 years, the future value of the investment is given by S (x) = x + 0.6x.a. Find the inverse of the function.b. What do the outputs of the inverse function... more
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Inverse Functions

06/22/16

If f(X)= 3x+5 and g(X)= X-1, then g[f(-3)] = ??
I'm having a little bit of trouble with understanding these kinds of problems 
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Inverse Functions

06/20/16

If p varies inversely to w and p equals 4/7 when w equals 1/12 then what does p equal when we qualms 1/21
I just can't seem to get this concept 
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Inverse Functions

06/05/16

Inverse function of y=x|x|e^x
Hello, so I need to find the inverse function to y=x|x|e^x.    I've never seen such a difficult function to inverse. I thought I could 'split' it and then put together.  so: x=y, x=lny and x=y... more
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Inverse Functions Inverse

04/29/16

What is the inverse of the function 3+9
3+x2+9
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Inverse Functions

04/23/16

y varies directly as x and inversely as the square of z
y varies directly as x and inversely as the square of z. y equals 88y=88 when x equals 36x=36 and z equals 3z=3. Find y when x equals 75x=75 and z equals 5z=5.
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Inverse Functions Algebra 2

04/10/16

I really need help with these!!!!
 Find the inverse function for f(x) = 2x + 5.   f^-1(x) = (x + 5) / 2 f^-1(x) = x/2 - 5 f^-1(x) = 2(x - 5) f^-1(x) = 2x - 5 f^-1(x) = (x - 5) / 2 Find the inverse function for f(x) = 4x - 9.  ... more
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Inverse Functions

03/31/16

f(x)=3/x-1 +3
theres a fraction and so you have to fividr it o the other side so it can be by itself 
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Inverse Functions

03/28/16

inverse function
Find the inverse function of f(x) =        3                                                    ---------                                                        x − 1f −1(x) = _________   Use a... more
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Inverse Functions Algebra One To One

03/03/16

Math question pertaining to one-to one and inverse
1. If a Rock falls from a height of 100 meters on Earth, the height H(in meters) after t seconds is approximately.   H(t) = 100-4.9t^2    (a) In general, quadratic functions are not one-to-one.... more
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Inverse Functions

03/01/16

F(x) = 8-x
find the inverse (f^-1)
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Inverse Functions

02/25/16

Which function is the inverse of f (x) = 4x - 3/4?
A. f^-1(x) = 1/4x + 3/16 B. f^-1(x) = -1/4x + 3 C. f^-1(x) = 1/4x + 3 D. f^-1(x) = -1/4x + 3/16 These are the options. Please explain how you got the answer.
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Inverse Functions Precalculus Homework

02/24/16

Find th inverse function of the equation
  f (x) = (9x+9)/7x
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Inverse Functions Equations

01/14/16

What would the inverse equation be?
The equation is 3^x+5 and have to find the inverse :( p.s is this possible on graphing calculators?
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Inverse Functions

01/14/16

inverse of the 5th root of (3x-1)/(x-2)
I need to find the inverse of the 5th root of (3x-1)/(x-2)
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Inverse Functions Word Problem Math Help Pre Calculus

01/13/16

Graphing Trig Functions & Inverses
Determine the Amplitude: f(x) = 5 sin (4x) a. 5 b. pi/5 c. 4 d. pi/4   Determine The Period: f(x) = -2cos(2x-90) a. 180 b.45 c. 4 d. pi/4   what is the horizontal shift for the graph of:... more
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11/30/15

PLEASE HELP!!!!!!!!!
The gravitational force, F, between an object and the Earth is inversely proportional to the square of the distance from the object and the center of the Earth. If an astronaut weighs 218 pounds on... more
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10/22/15

Derivative of the inverse of f(x) = a polynomial
  Find the derivative of f-1(x) at x=6 if f(x) is defined by f(x) = x3 + x.   I found the formula g'(x) = 1 / f'(g(x)), where g(x) = f-1(x). Please explain in detail, because my teacher for AP... more
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Inverse Functions

10/22/15

CAN YOU SOLVE THIS PROBLEM:
√(3X-4) CAN YOU SHOW ME THE STEPS TO GET THIS ANSWER. 
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Inverse Functions

10/22/15

can you show me how to solve this problem
what is the inverse of these functions?   f(x)=2x2 -7
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Inverse Functions

09/28/15

F(x)=3x+2 inverse functions
I don't know what to put here its on a work sheet I need help I hate math
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Inverse Functions Word Problem

09/18/15

If a certain body weights 55 pounds when it is 3960 miles from the center of Earth, how much will it weigh when it is 5995 miles from the center?
The weight of a body above the surface of Earth varies inversely with the square of the distance from the center of Earth. If a certain body weights 55 pounds when it is 3960 miles from the center... more
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