Jawabanmu

2014-09-09T17:06:58+07:00
(5x-y)(25x kuadrat - 5xy + y kuadrat) = (5x-y)(5x-y)(5x-y) = (5x-y) pangkat 3
1 4 1
2014-09-09T17:12:23+07:00
(5x-y) (25x kuadrat -5xy+ ykuadrat)
=125xkubik -25xkuadraty+ 5xykuadrat -25xkuadraty+ 5xykuadrat - y kubik
=125xkubik -25xkuadraty -25xkuadraty+5xykuadrat+5xykuadrat-ykubik
=125xkubik-50xkuadraty+10xykuadrat-ykubik