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OpenStudy (anonymous):
(-2)2 - 4(-2)= the answer on this review came up as 12 not -12 can someone explain this one to me?
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OpenStudy (mathteacher1729):
\[(-2)^2-4\cdot(-2)\] or \[(-2)\cdot2-4\cdot(-2)\]
OpenStudy (anonymous):
-2 times 2-4 times -2
OpenStudy (anonymous):
misprint (and where does -12 come into it?)
OpenStudy (anonymous):
wow lol yea -12 shouldve been an idea but why isnt it 4?
OpenStudy (tad1):
-4+8 = 4
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