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If c is a constant such that x2 + 25x + c is equal to the square of a binomial, then what is c?

 Jul 4, 2018
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x2 + 25x + c   c = ?

 

25x : 2x = 12.5

 

12,52 = 156.25

 

c = 156,25

 

(x2 + 12,5)2

 

laugh

 Jul 5, 2018

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