0.3ax+0.6ay+x+2y a三次方x²+a三次方y+x²+y 2ax+2ay+3bx+4cy+3by+4cx

问题描述:

0.3ax+0.6ay+x+2y a三次方x²+a三次方y+x²+y 2ax+2ay+3bx+4cy+3by+4cx

虽然你写的很不清楚,但我还是懂了.这是三道化简题
(0.3a+1)(x+2y)
(a三次方+1)(x平方+y)
(2a+3b+4c)(x+y)能不能给我过程呢?