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fill in the blank with a constant, so that the resulting quadratic expression is the square of a binomial. x^2 + 22x =______

pls help me


 Mar 22, 2021
 #1
avatar+117637 
+1

Here's  the  way  to do this

 

Take  (1/2)  of  22  = 11

 

Square it   =   11^2   =   121   =   what goes in  the  blank

 

Note  that   ( x + 11)^2  = x^2  +  22x  + 121

 

 

cool cool cool

 Mar 22, 2021

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