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

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Question 312918: If f(x)=x^2+3x+1 and g(x)=2x+5, then (f+g) (3) equals what?
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!


I already showed you that

So just like evaluating any function at a particular number, just substitute and do the arithmetic.



Do your own arithmetic.


John