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Need Math Help Asap Keyboard not working thx

 Jan 23, 2019
 #1
avatar+16286 
+1

I think you may just have your formatting incorrect

 

x^2-7x+c = (x+a)^2    sqrt both sides

+-sqrt(x^2-7x+c) = x+a         (The sqrt needs to cover all of the terms on the left)

 

-x +-sqrt(x^2-7x+c) = a          

 Jan 23, 2019

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