Question

15. [3.05] Given the function g(x) = 8x – 2, find g(−2). (5 points)
14
0.5
–18
–14
16. [3.06] If f(x) = 2x2 − 30, find f(4). (5 points)
35
–14
2
17
17. [3.06] If h(x) = –4x − 10, find h(−5). (5 points)
–30
1.25
10
–1
18. [3.06] Given the function f(x) = 2(x + 8), find x if f(x) = 12. (5 points)
2
40
–2
14

Answer 1

Substitute the value of x in the equation

Answer 2

what?

Answer 3

@Yahoo!

Answer 4

g(x) = 8x – 2

g(−2) = 8 *-2 -2 = -16-2 = -18

Answer 5

Okay thank you @Yahoo!

Answer 6

Other question help??

Answer 7

I need help on the other answers........

Answer 8

PLEASE?

Answer 9

Same....Thing apply to other qquestion

Answer 10

I do not understand @Yahoo!