SOLUTION: X^(2)+10x+c=0 how do you factor this?

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Question 393869: X^(2)+10x+c=0
how do you factor this?

Answer by josmiceli(19441)   (Show Source): You can put this solution on YOUR website!

Subtract from both sides

Take 1/2 of the coefficient of ,
square it, and add it to both sides


The left side is now a perfect square, so rewrite it

Take the square root of both sides

Get all terms on the left side, leaving zero on the right


If you multiply these 2 expressions together,
you should get the above equation
You could also have used the quadratic formula
The answers should agree.

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