SOLUTION: Is the following trinomial a perfect square? x2 – 2x – 1

Algebra.Com
Question 49476: Is the following trinomial a perfect square?
x2 – 2x – 1

Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
No. Because the middle term is not twice the product of the square
roots of the 1st and the 3rd term.
Cheers,
stan H.

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