(x+4y)^2-(2x-y)^2
=[(x+4y)+(2x-y)][(x+4y)-(2x-y)]
=(3x+3y)(-x+5y)
=3(x+1)(5y-x)
(x+4y)^2-(2x-y)^2因式分解 把上面的因式分解掉
(x+4y)^2-(2x-y)^2因式分解 把上面的因式分解掉
其他人气:255 ℃时间:2020-03-23 18:01:21
优质解答
我来回答
类似推荐
猜你喜欢
- 1英语作文,要求:初一水平,80词,现在完成时
- 2I don't like the color of the shirt.Would you please show me______?
- 3How pften does she exercise?-She exercise at ______ (little) once a week.填空
- 4Please call the police.The thief to run away.为什么用to run 而不用running?
- 5My school is about ten __walk.A.minute B.minutesˊ C.minuteˊs D.minutes
- 6难忘的第一次500字作文快 急用
- 7太阳金色的光( )照射着大地扩句
- 8师傅和徒弟共同生产同样的零件,师傅比徒弟每小时多生产40个,徒弟的工作效率是师傅的七分之六,
- 92(x-y)(x+y)-(x-y)^2的提公因式
- 10一列数:0,1,2,3,6,7,14,15,30,( ),( ),( );这串数是由小明按照一定规则写下来的,他第一次写下“0,1”,第二次按着写“2,3”,第三次接着写“6,7”第四