1.(5m^3n^2)^2*(-2m^2)^3*(-n^3)^4=?2.(π-3)^0+(-0.125)^2011*8^20113.(2a^m-3b^n)(3a^n+5b^m)

来源:学生作业帮助网 编辑:作业帮 时间:2024/07/20 06:20:42
1.(5m^3n^2)^2*(-2m^2)^3*(-n^3)^4=?2.(π-3)^0+(-0.125)^2011*8^20113.(2a^m-3b^n)(3a^n+5b^m)
xJ@_gt1!IBIM+;M1>/1U_"t;΄yL]g0 0ˌZ Dss+82_ v0"@y B<)dV{G$#bFߟY^gx~R[ߔN~S wۙjF/Ql]S=Uݪ1\Dq+O'N5gր%z*Pܿ*g出ZJ|o䮘E|7?

1.(5m^3n^2)^2*(-2m^2)^3*(-n^3)^4=?2.(π-3)^0+(-0.125)^2011*8^20113.(2a^m-3b^n)(3a^n+5b^m)
1.(5m^3n^2)^2*(-2m^2)^3*(-n^3)^4=?
2.(π-3)^0+(-0.125)^2011*8^2011
3.(2a^m-3b^n)(3a^n+5b^m)

1.(5m^3n^2)^2*(-2m^2)^3*(-n^3)^4=?2.(π-3)^0+(-0.125)^2011*8^20113.(2a^m-3b^n)(3a^n+5b^m)
1.符号有点不明确,希望可以确认一下.
2.原式=1+(-1/8)^2011*8^2011
=1-8^-2011*8^2011
=0
3.原式=6a^mn-9a^n*b^n+10a^m*b^m-15b^mn
消不掉,能再看下题么?