Question

If f(x)=3x+5 and g(x)=x-2 , what is ( f - g)(x)

Answer 1

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

Explanation:

(f - g)(x)

= f(x) - g(x)

= 3x + 5 - (x - 2) ← distribute parenthesis by - 1

= 3x + 5 - x + 2 ← collect like terms

= 2x + 7