Question

Find (f+g)(x). f(x)=-3x+2 and g(x)=x^3

Answer 1

`\large\boxed{(f-g)(x)=x^3-3x+2}`

Explanation:

`(f+g)(x)=f(x)+g(x)\\\\\text{We have}\ f(x)=-3x+2\ \text{and}\ g(x)=x^3.\\\\\text{Substitute:}\\\\(f+g)(x)=(-3x+2)+(x^3)=x^3-3x+2`