SOLUTION: Is the following trinomial a perfect square? x^2 + 8x – 16 yes or no

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Question 88256: Is the following trinomial a perfect square?
x^2 + 8x – 16
yes or no
Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
No, the 16 would have to be positive.
Cheers,
Stan H.