16. If f(x) = 2x + 3 and g(x) = x² + 1, then g(f(x)) = = none of these 4x² + 12x + 10 O 4x² + 6x + 9 O 2x² + 5

If Ax) = |3x| – 10 and g(x) = 2x³, what is (g • f)(-2)?

If Q(x) = 7x + x and R(x) = 6x – 7x², find the following: a) (Q – R)(x) = b) (Q * R)(x) = (x) = d) (Q • R)(x) = e) (Q • R)(-1) =

Suppose ƒ(x) = 3x² − 6x + 9. Compute the following: A.) ƒ( − 1) + ƒ(1) = B.) ƒ( − 1) – ƒ(1) =