当x<﹣2时化简|x-2|+|3-x|
当x<﹣2时化简|x-2|+|3-x|
数学人气:947 ℃时间:2020-03-09 14:01:47
优质解答
x<-2,所以x-2<0,3-x>0,所以|x-2|+|3-x|=2-x+3-x=5-2x.
我来回答
类似推荐
猜你喜欢
- 13.6平方千米等于( )公顷等于( )平方米
- 2一列火车长230m,完全通过长120m的铁桥用了45s,火车过桥时的速度是多少km/h?
- 3盐的溶解性口诀
- 4△十口二217,△一口二89,△二?口二?
- 5一元一次方程的数学题
- 6I did not understand why you did speak these words to me
- 7李商隐的端居三四句在艺术手法上有什么特点?
- 8why does he worry about for her daughter?哪里错了
- 9从多位数10200300040000中划去五个零(但是使先后顺序不变)组成的九位数不读零,这个九位数是多少呢?
- 10The president ,along with ten of millions of others,( ) a fan of the play when he was young.