What is (f ⋅ g)(x)?
f(x) = x^4 − 9
g(x) = x^3 + 9
(f ⋅ g)(x) =

Answer:
x⁷ + 9x⁴ - 9x³ - 81
Step-by-step explanation:
(f⋅g)(x) is just another way of writing f(x) ⋅ g(x).
f(x) ⋅ g(x)
(x⁴ - 9) (x³ + 9)
If you wish to simplify:
x⁷ + 9x⁴ - 9x³ - 81