Question

how do you solve this
Given that f(x) = x2 + 2x + 3 and g(x) = quantity of x plus four, over three, solve for f(g(x)) when x = 2.

2
5
11
33

Answer 1

f(x)=x^2+2x+3 and g(x)=(x+4)/3
f(g(x))
= ((x+4)/3)^2+2((x+4)/3)+3
= (x+4)^2/9+((2x+8)/3) +3
=((x^2+8x+16)/9)+((2x+8)/3)+3
=(((2)^2+8(2)+16))/9)+((2(2)+8)/3)+3
=((4+16+16)/9))+((4+8)/3)+3
=??

Answer 2

11?right

Answer 3

correct

Answer 4

alright thanks

Answer 5

welcome