解
ab²(a-b)/[a²b-ab²]
=ab²(a-b)/[ab(a-b)]
=b请问x^2-16x分之x^2+8x+16???(x²+8x+16)/(x²-16x)=(x+4)²/x(x-16)你是不是弄错(x²+8x+16)/(x²-16)是这个吧=(x+4)²/(x-4)(x+4)=(x+4)/(x-4)要是没错的话,是没法化简的最后一个x方-2x除以2y-xy=?谢谢。(x²-2x)/(2y-xy)=x(x-2)/[y(2-x)]=-x(x-2)/[y(x-2)]=-x/y
猜你喜欢
- 1急
- 2CI NO.(化学品分类标识号)为77289的化学名称是什么?
- 3I go to school by t___ every day
- 4The policeman asked the driver__there
- 5Tthe card will make me remember your kindness Tthe card will __ me __ remember your kindness
- 6he____(wear)a red jacket yesterday
- 7咱们谈论一下其他的工作吧用英语怎么说Let's-— — — jobs
- 8有一个小正方体的边长是1.如果用这样的4个小正方体拼成一个大正方形的面积是多少?
- 9280千克等于几分之几吨
- 10在定语从句中,充当主语的连接词能省略吗?