SOLUTION: Find the constant that must be added to each binomial expression to form a perfect-square trinomial. x^2 + 10x

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Question 574633: Find the constant that must be added to each binomial expression to form a perfect-square trinomial.
x^2 + 10x
Answer by josmiceli(19441) About Me  (Show Source):
You can put this solution on YOUR website!
take 1/2 of the coefficient of x,
square it, and add to expression
x+%5E2+%2B+10x+%2B+%2810%2F2%29%5E2+
+x%5E2+%2B+10x+%2B+25+
+%28+x+%2B+5+%29%5E2+
25 must be added to each binomial expression
to form a perfect-square trinomial.