Asked by Trikzz

Explain in details the correct solution:
Simplify the expression.
(–3)^4

The answer is 81 but how would I explain the correct solution?
Answered by Ms. Sue
-3 * -3 = 9
9 * -3 = -27
-27 * -3 = 81

Answered by henry2,
(-3)^4 = (-3)^2*(-3)^2 = 9 * 9 = 81.

Or (-3)^4 = -3 * -3 * -3 * -3 = 81.
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