计算: -(y∧3)∧n×(-y∧n)∧2(n是正整数);
=-y^3n×y^2n
=-y^5n
(a∧2)∧4+a∧4×a∧3×a;
=a^8+a^8
=2a^8
(x∧3)∧n-x∧n×x∧n×x∧n×x∧n;(n是正整数 )
=x^3n-x^3n×x^n
=x^3n(1-x^n)
[(2a-b)∧3]∧2;
=(2a-b)^6
(x+y)×(x+y)∧2×[(x+y)∧2]∧3
=(x+y)^3×(x+y)^6
=(x+y)^9
2∧5×4∧5;
=2^5x2^10
=2^15
3∧m×81∧2.
=3^m×3^8
=3^(m+8)