Why isn't 2(-1)^2 4, but instead 2?

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Why isn't 2(-1)^2 4, but instead 2?

Guest Mar 11, 2015

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Best Answer

+130516

+5

(-1)^2 = (-1)(-1) = 1

So

2(-1)^2 =

2 (1) =

2

CPhill Mar 11, 2015

1⁺⁰ Answers

+130516

+5

Best Answer

(-1)^2 = (-1)(-1) = 1

So

2(-1)^2 =

2 (1) =

2

CPhill Mar 11, 2015

1 Online Users