Question

Can someone help me with Algebra 2 functions?

Answer 1

yes

Answer 2

Let f(x) = x2 - 8x + 5. Find f(-1).

-4

-3

13

14

Question 2 (Multiple Choice Worth 1 points)



Let f(x) = 2x - 6 Solve f-1(x) when x = 2.

-5

4

-2

7

Question 3 (Multiple Choice Worth 1 points)



Let f(x) = 2x + 2. Solve f-1(x) when x = 4.

1

3

4

10

Question 4 (Multiple Choice Worth 1 points)



Let f(x) = x + 8 and g(x) = x2 - 6x - 7. Find f(g(2)).

-7

-3

10

33

Question 5 (Multiple Choice Worth 1 points)



Let f(x) = x - 2 and g(x) = x2 - 7x - 9. Find f(g(-1)).

-21

-3

3

21

Question 6 (Multiple Choice Worth 1 points)



Let f(x) = thirty over the quantity of 3 x minus Find f(-2).

-6

-3

3

6

Question 7 (Multiple Choice Worth 1 points)



Let f(x) = 5x + 12. Find f-1(x).

12x + 5

1 over quantity 5 x plus 12

5 over quantity x minus 12

quantity of x minus 12 over 5

Question 8 (Multiple Choice Worth 1 points)



Let f(x) = 9x - 2 and g(x) = -x + 3. Find f(g(x)).

-9x - 2

-9x + 5

-9x + 25

-9x + 27

Question 9 (Multiple Choice Worth 1 points)



Let f(x) = -4x + 7 and g(x) = 10x - 6, find f(g(x)).

-40x + 24

-40x + 31

-40x + 64

-40x + 70

Answer 3

Question 10 (Multiple Choice Worth 1 points)



Let f(x) = x2 - 81. Find f-1(x).

�square root of the quantity x plus 81

9square root of x

1 over quantity x squared minus 81

x squared over 81

Answer 4

Replace x with -1 in the first one.