Which expression is not a perfect square trinomial? 169-26y+y^2 81+18y+y^2 64+8y+y^2 25+10y+y^2

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asked Jul 4, 2019 103k views

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Hossein Nasr · Answer 1 · 2019-07-08T02:37:12+0000

The answer is 64+8y+y².

In a perfect square trinomial, you can divide the value of b by 2 and square it, and it will equal the value of c. This works in every other trinomial listed except this one:

8/2 = 4; 4²=16≠64.

Which expression is not a perfect square trinomial? 169-26y+y^2 81+18y+y^2 64+8y+y^2 25+10y+y^2

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