SOLUTION: -7^2 , (-7)^2 why are they different?

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Question 473075: -7^2 , (-7)^2 why are they different?
Answer by stanbon(75887)   (Show Source): You can put this solution on YOUR website!
-7^2
The negative is excluded from the squaring:
-7^2 = -7*7 = -49
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(-7)^2
The negative is included in the squaring:
(-7)^2 = (-7)(-7) = +49
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Cheers,
Stan H.
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