Question

For f(x) = 3х – 5 and g(x) = х2+ 2, find (f+ g)(x).

ОА. ? + 3х – 7
ОВ. 3х2 – 30
Ос. 3х3 – 3
OD. х2 + 3х - з

Answer 1

x^2 +3x -3

Explanation:

f(x) = 3х – 5

g(x) = х^2+ 2,

(f+g)(x) = 3х – 5 +х^2+ 2

Combine like terms

= x^2 +3x -3