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(1/4a^3+nb^m-1)^2·(4a^3+nb^m+1)^2
人气:300 ℃ 时间:2020-08-27 21:40:27
解答
(1/4a^3+nb^m-1)^2·(4a^3+nb^m+1)^2
=1/16a^6+2nb^2m-2*16a^6+2nb^2m+2
=a^12+4nb^4m
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