(1)(5m3n2)2•(-2m2)3•(-n3)4;
(2)(π-3)0+(-0.125)2011×82011;
(3)(2am-3bn)(3an+5bm);
(4)(
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答案:
(1)原式=25m6n4•(-8m6)•n12=-200m12n16;(2)原式=1+(-0.125×8)2009=1-1=0;
(3)原式=6am+n+10ambm-9anbn-15bm+n;
(4)原式=
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