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What value in the place of the mark make the polynomial a perfect square trinomial x2-28xplus?
Updated: 8/19/2019
Wiki User
∙ 12y agoBest Answer
-26
Hal Homenick
Lvl 10
∙ 3y agoThis answer is:
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Wiki User
∙ 12y ago(28/2)2 = 142 = 196
This answer is:
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Earn +20 ptsQ: What value in the place of the mark make the polynomial a perfect square trinomial x2-28xplus?
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