1)当ab=1/2,m=2,n=3时,求(a^mb^m)^n的值 (2)当a^3b^2=72时,求a^6b^4的值
问题描述:
1)当ab=1/2,m=2,n=3时,求(a^mb^m)^n的值 (2)当a^3b^2=72时,求a^6b^4的值
答
1)当ab=1/2,m=2,n=3时,
求(a^mb^m)^n
=(ab)^mn
=(1/2)^6
=1/64
当a^3b^2=72时,
求a^6b^4的值
=(a^3b^2)^2
=72x72
=5184