Practice with Inverses
A
B
C
D
1. Find the inverse of the function.
f(x) = x - 9
f     (x)  = -x - 9
f     (x)  = x + 9
f    (x)   = x - 9
f-1 (x)   = x/9
-1
-1
-1
A
B
C
D
2. Find the inverse of the function.
f(x)  =√ 2x + 3
f     (x)  = ½(x2 - 3)
f     (x)  = ½x2 - 3
f     (x)  = 2(x2 - 3)
f-1  (x)  = (½x)2 - 3)
-1
-1
-1
A
C
B
D
3. Find the inverse of the function.
f(x) = x3 - 5
f-1 (x)   = -x3 - 5
f     (x)  = x3 - 5
f    (x)   =  √x + 5
f     (x)  =   x + 5
-1
-1
-1
3
3
4. Find the domain and range of the INVERSE of the following function.  Use set notation. 
Domain: 
Range: 

5. Is this function's

inverse also a function?

No, it is not a

function.

Yes, it is a function.
6. Find the domain of the INVERSE of the following function. Use set notation.
{(-4, 3), (2, -4), (3, 1), (0, 2)}
7. Find the range of the INVERSE of the following function.  Use set notation.
{(-4, 3), (2, -4), (3, 1), (0, 2)}
8. Find the domain of the INVERSE of the followingfunction.  Use set notation.
 y = x
 y = x3
 y = x2
 y = √x

9. Which of the following functions

has an inverse that is not a

function?  HINT:  Graph!

10. True or False?
The inverse of the function shown is a function.
True
False
Enter the number
corresponding to the correct
answer below:

11. Find the inverse

of the relation

4x2 + y2 = 9
Find (f o g)-1 (x) 
Type the correct
number here:

12.

f(x) = 7x + 8 


g(x) = 9x - 6
Students who took this test also took :

Created with That Quiz — a math test site for students of all grade levels.