已知:A=-(2^5),B=2^5,求A^2-2AB+B^2
问题描述:
已知:A=-(2^5),B=2^5,求A^2-2AB+B^2
答
A^2-2AB+B^2
=(A-B)^2
=(-2^5-2^5)^2
=(-2*2^5)^2
=(-2^6)^2
=2^12