Question

For the function f(x) = 2 – 3x, find f(–4). A14 B12 C–10 D–5

Answer 1

Substitute x with -4.

f(-4) = 2 - 3(-4)

f(-4) = 2 - (-12)

f(-4) = 2 + 14

f(-4) = 14 (Option A)

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