Question

Given f(2) = 12, which of the following could be an equation of the function?




A.

f(x) = 8x – 2


B.

f(x) = 4x + 4


C.

f(x) = 6x – 4


D.

f(x) = –4x – 4

Answer 1

plug 2 into x for each of the equations and solve until you find one that equals 12.

Answer 2

would it be a?

Answer 3

8*2 = 16, 16 - 2 = 14. No.

Answer 4

oh ok thanks