Question

If f(x)=x^2+1 and g(x) = x-4 which value is equivalent to (f•g)(10)

Answer 1

f(x) = x2 + 1
g(x) = x - 4

(f o g)(x) = (x - 4)2 + 1
(f o g)(x) = x2 - 8x + 16 + 1
(f o g)(x) = x2 - 8x + 17
(f o g)(10) = 102 - 8(10) + 17
(f o g)(10 = 100 - 80 + 17
(f o g)(10)= 37