Question

If s(x) = x – 7 and t(x) = 4x2 – x + 3, which expression is equivalent to (t o s)(x)?

A. 4(x – 7)2 – x – 7 + 3

B. 4(x – 7)2 – (x – 7) + 3

C. (4x2 – x + 3) – 7

D.(4x2 – x + 3)(x – 7)

Answer 1

I believe the answer is A