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Which value must be added to the expression x2 + 16x to make it a perfect-square trinomial? A) 8.B) 32. C) 64. D) 256

Cynthia Baker

in Mathematics

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Brandon Scott on May 27, 2018

Answerc) 64ExplanationThe general formula of a quadratic equation ax2+bx+cIf the equation is a perfect square, then;(b/2a)2 = c/aIn the given equation, the amount to be added of being Yx2 + 16x+AND(16/(2×1))2 = AND/1Y = 82Y = 64


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