SOLUTION: Find the constant term that should be added to make the following expression a perfect-square trinomal. x^2+6x

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Question 62043: Find the constant term that should be added to make the following expression a perfect-square trinomal. x^2+6x
Answer by stanbon(48546) About Me  (Show Source):
You can put this solution on YOUR website!
Find the constant term that should be added to make the following expression a perfect-square trinomal.
x^2+6x
Square "(1/2) the coefficient of the 2nd term", as follows:
(6/2)^2=9
x^2+6x+9 is a perfect-square trinomial.
Cheers,
Stan H.