Question

Jika g(x)=3xkuadrat-4x+5,tentukan nilai dari:
a.)g(3)
b.)g(3+a)

Answer 1

G(x) =3x kuadrat-4x+5
A) g(3) = 3.(3)kuadrat-4(3)+5
= 3(9)-12+5
= 27-17
= 10
B)g(3+a) = 3(3+a)kuadrat-4(3+a)+5
= 3(9+a kuadrat)-(12+4a)+5
= 27+3a kuadrat- 12+5+4a
3a kuadrat+4a+20