SOLUTION: Find the constant term that should be added to make the following expression a perfect-square trinomial. x^2 + 7x

SOLUTION: Find the constant term that should be added to make the following expression a perfect-square trinomial. x^2 + 7x

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Question 774877: Find the constant term that should be added to make the following expression a perfect-square trinomial. x^2 + 7x
Answer by josmiceli(19441) (Show Source): You can put this solution on YOUR website!
Take 1/2 of the coefficient of the term
and square it

add 49/4 to make it a perfect square trinomial
-------------------
check:

OK

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