(1)(-2a)3=______;(2)(a2b3)4=______;(3)-(4ab3)2=______;(4)(xn+1yn-1)2=______;(5)-(-3

发布时间:2020-08-12 14:50:05

(1)(-2a)3=______;
(2)(a2b3)4=______;
(3)-(4ab3)2=______;
(4)(xn+1yn-1)2=______;
(5)-(-3m3n2)3=______;
(6)(-1.3×102)2=______.

网友回答

解:(1)(-2a)3=-8a3;
(2)(a2b3)4=a8b12;
(3)-(4ab3)2=-16a2b6;
(4)(xn+1yn-1)2=x2n+2y2n-2;
(5)-(-3m3n2)3=27m9n6;
(6)(-1.3×102)2=1.69×104.
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