Question

G(x) = 2x2 + 3x + 1, if the value of g(x) = 28?

A.4
B.5
C.3
D.2

Answer 1

C.3

Explanation:

2x^2 + 3x + 1 = 28

2x^2 + 3x = 28-1

2x^2 + 3x = 27

2(3)^2 + 3(3) = 27

2(9)+9=27

18 + 9 = 27