Question

Let f(x) = 7x3 + 1 and g(x) = 7 – 3..1(fog)(x) =

Answer 1

The given functions are

f(x) = 7x^3 + 1

g(x) = 7 - 3x

To find (fog)(x), we would substitute x = 7 - 3x into 7x^3 + 1

Thus,

(fog)(x) = 7(7 - 3x)^3 + 1