-3^2+2^3*6 Why does the math book get 39 as the answer, I keep coming up with 57. What am I doing wrong?

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Guest Oct 15, 2014

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Best Answer

Exponentiation (raising to a power) takes precedence in this calculation, i.e. do it first

-3² + 2³*6 = -9 + 8*6 = -9 + 48 = 39

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Alan Oct 15, 2014

Alan · Answer 1 · 2014-10-15T04:45:51

Exponentiation (raising to a power) takes precedence in this calculation, i.e. do it first

-3² + 2³*6 = -9 + 8*6 = -9 + 48 = 39

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Guest · Answer 2 · 2014-10-15T05:46:53

I dont now the answer