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25 January, 02:10

Why does - 2 to the second power equal - 4 but (-2) to the second power equals 4?

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Answers (2)
  1. 25 January, 03:13
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    In - 2^2 since the negative sign is not in parentheses you would solve it as 2*2=4 and then have the negative sign so it would be - 4. With the parentheses you are saying that the term you are squaring is (-2) and two negatives make a positive so it would be (-2) * (-2) = 4.
  2. 25 January, 03:52
    0
    Your final answer would be 4
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