Question

f(x) = 3x² + 5x - 2
g(x) = 5x³-4x² + 4
Find (f + g)(x)

Answer 1

Answer: $5x^3 - x^2 + 5x+2$

Step-by-step explanation:

$(f+g)(x)=(3x^2 + 5x-2)+(5x^3 - 4x^2 +4)=3x^2 + 5x-2+5x^3 - 4x^2 +4=\boxed{5x^3 - x^2 + 5x+2}$