Question

For f(x) = 2x+ 1 and g(x) = x^2 - 7, find (f+ g)(x).​

Answer 1

x^2 + 2x -6

Explanation:

f(x) = 2x+ 1

g(x) = x^2 - 7

(f+ g)(x)= 2x+ 1 + x^2 - 7

Combine like terms

= x^2 + 2x -6