Question

id f(x) =3x-4 g(x) = x2 + 3 find f•g and g•f​

Answer 1

Step-by-step explanation:

f•g = f(x² + 3) => 3(x² + 3) - 4

=> 3x² + 9 - 4

=> 3x² + 5

g•f = g(3x - 4) = (3x - 4)² + 3

=> 9x² + 16 - 24x + 3

=> 9x² - 24x + 19

Answer 2

f•g=f{g(x)}

g•f=g{f(x)}