计算题:(a^3·b^m)3·b^2 (2)2^4+4^5×(-0.125)^4

问题描述:

计算题:(a^3·b^m)3·b^2 (2)2^4+4^5×(-0.125)^4
都要过程...在线===

(a^3·b^m)^3·b^2
=a^9*b^(3m)*b^2
=a^9*b^(3m+2)
2^4+4^5×(-0.125)^4
=2^4+4^5×(1/8)^4
=2^4+2^10/2^12
=16+1/4
=16又1/4