HELP ME PLEEASE: Consider the function f(x) = 2x2 + 6x – 8. Part A: Which of the following is the factored form of f(x)?

A.
f(x) = (2x + 1)(x – 8)

B.
f(x) = (2x – 1)(x + 8)

C.
f(x) = 2(x + 4)(x – 1)

D.
f(x) = 2(x – 4)(x + 1)

Activity 2 of 2
Part B: Which of the following is the vertex form of f(x)?

A.
f(x) = 2(x – 3)2 – 4

B.
f(x) = 2(x + 3)2 – 4

C.
f(x) = 2(x – 1.5)2 – 12.5

D.
f(x) = 2(x + 1.5)2 – 12.5