SOLUTION: need help to solve. use the functions f(x)=2x and g(x)=X2 + 1 TO FIND THE VALUE OF EACH EXPression F(3) + G(4) G(3) + f(4) Thanks doreen

Algebra ->  Functions -> SOLUTION: need help to solve. use the functions f(x)=2x and g(x)=X2 + 1 TO FIND THE VALUE OF EACH EXPression F(3) + G(4) G(3) + f(4) Thanks doreen      Log On


   

Question 694092: need help to solve.
use the functions f(x)=2x and g(x)=X2 + 1 TO FIND THE VALUE OF EACH EXPression
F(3) + G(4) G(3) + f(4)
Thanks
doreen
Answer by Ave(106) About Me  (Show Source):
You can put this solution on YOUR website!
f%28x%29=2x and g%28x%29=x%5E2%2B1
f(3)=2(3)=6
g(4)=4^2+1=16+1=17
f%283%29%2Bg%284%29
6%2B17=23
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f(4)=2(4)=8
g(3)=9+1=10
f%284%29%2Bg%283%29
8%2B10=18