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计算:(1)(-1.1xmy3m)2;(2)(-0.25)11×411;(3)(-a3b6)2-(-a2b4)3;(4)-(-xmy)3•(xyn+1)2;(5)(-2x2y)3+8(x2)2•(-x2)•(-y3)
题目详情
计算:
(1)(-1.1xmy3m)2;
(2)(-0.25)11×411;
(3)(-a3b6)2-(-a2b4)3;
(4)-(-xmy)3•(xyn+1)2;
(5)(-2x2y)3+8(x2)2•(-x2)•(-y3)
(1)(-1.1xmy3m)2;
(2)(-0.25)11×411;
(3)(-a3b6)2-(-a2b4)3;
(4)-(-xmy)3•(xyn+1)2;
(5)(-2x2y)3+8(x2)2•(-x2)•(-y3)
▼优质解答
答案和解析
(1)原式=(-1.1)2(xm)2(y3n)2=1.21x2my6m;(2)原式=(-0.25×4)11=(-1)11=-1;(3)原式=(-a3)2(b6)2-(-a2)3(b4)3=a6b12+a6b12=2a6b12;(4)原式=-(-xm)3y3•x2(yn+1)2=x3my3•x2y2n+2=x3m...
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