(-2)whole power 7 and give reasons also
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(-2) whole power 7 answer is -121
We should calculate -2×7 times so we get -121
We should calculate -2×7 times so we get -121
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(-2)power7= -2×-2×-2×-2×-2×-2×-2=we need to multiply -2 by -2 seven times
hence(-2)power 7=128
hence(-2)power 7=128
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