SOLUTION: If f(x)=1-x^3 and g(x)=x+5, then (g+f)(2)= ?

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Question 1044094: If f(x)=1-x^3 and g(x)=x+5, then (g+f)(2)= ?
Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

If f%28x%29=1-x%5E3 and g%28x%29=x%2B5, then %28g%2Bf%29%28x%29=f%28x%29%2B+g%28x%29=1-x%5E3%2Bx%2B5=-x%5E3%2Bx%2B6
if you have to find %28g%2Bf%29%282%29 means x=2, substitute it in
%28g%2Bf%29%282%29=-2%5E3%2B2%2B6
%28g%2Bf%29%282%29=-8%2B2%2B6
%28g%2Bf%29%282%29=-8%2B8
%28g%2Bf%29%282%29=0