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Please show me how to solve the following problem (-1) ^{2} [-7 ^{2}-(-2) ^{2} ]
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3 votes
Please show me how to solve the following problem
(-1) ^{2} [-7 ^{2}-(-2) ^{2} ]

User Quintec
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1 Answer

4 votes
I will rewrite it (if it's different from your original problem, please let me know:

(-1)²[ -7² - (-2)²] (note that -7² ≠ (-7)². I used the 1st one.

1[-49 +4] = -45
User Sam Spade
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