- #1
Darknes51986
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Homework Statement
Given: f(x)= 1/3x + 2 and g(x)= 2x2- x + 7
Find: g(f-1(x))
Homework Equations
The Attempt at a Solution
x=1/3y + 2
1/3y= x - 2
y=(x-2)/(1/3)
y=3x-6= f-1(x)
2(3x-6)2 + (3x-6) +7
solved to get..
18x2-69x+71