SOLUTION: f(x)=4x-3, g(x)=x^4+2x find (f-g)(3)

Algebra ->  Test -> SOLUTION: f(x)=4x-3, g(x)=x^4+2x find (f-g)(3)      Log On


   

Question 702744: f(x)=4x-3, g(x)=x^4+2x
find (f-g)(3)
Answer by mathbird(71) About Me  (Show Source):
You can put this solution on YOUR website!
f(x)=4x-3
g(x)=x^4+2x
(f-g)=4x-3-(x^4+2x)
(f-g)(3)=4x-3-x^4-2x
(f-g)=2x-x^4-3
(f-g)(3)=2(3)-(3)^4-3
=6-81-3
=-78