Algebra 2 Unit 7 Lesson 8

2) Find the inverse. y=x'1/2-2

(x+2)'2

5) Name the coordinates of the points on the inverse corresponding to the following points: (-1,0) (0,1)

A C

4) Name the coordinates of the points on the inverse corresponding to the following points: (0,0) (1,1) (4,2)

C A E

6) Matching. Does it appear that the two graphs are inverses? ________ Why or why not? ______

D C

7) Matching. Does it appear that the two graphs are inverses? _______ Why or why not? ________

D F

9) Subtract the matrices:

[ -1 -2 -4 2] [ 1 -1 0 -1]

11) Are the graphs inverses of each other? _______ Why or why not? _______

a f

8) Choose the best answer. If f(x)=x'2-2x and g(x)=2x-1 , find g(f(x))

g(f(x))= 2x'2-4x-1

3) Find the inverse. y=(x-3)'1/2

x'2+3

10) Find the x-intercepts of the parabola. y=x'2+x-20

x= 4, x= -5

1) Find the inverse. y=x'1/2

y=x'2