猜你喜欢
- 1先化简,在求值:ab(a²+b)-b²(ab-2a)-3ab²,其中a=5,b=-1
- 2动作描写的片段100字以上,记住动作描写!
- 3设有定义:int n1=0,n2,*p=&n2,*q=&n1;,以下赋值语句中与n2=n1;语句等价的是( )A*p=*q;
- 4There was nothing strange about that.
- 5Don't f( ) with others in class ,or our teacher is very angry
- 6What we need to do is to pray for deep roots, so when the winds blow, we won’t be swept away翻译
- 7① ( )When do you usually get ______school every day?A to B at C / ② ( )pleae write and tell
- 8一个多项式A减去多项式2x的平方+5x-3,一位比较马虎的同学将减去抄成加上,运算结果为-x的平方+3x-7.你能求出多项式A吗?
- 9五年级下册数学课堂作业本34答案
- 10植树节某班20名同学在一段直线公路一侧植树,每人植一棵,相邻两棵树相距10米.开始时需将树苗集中放置在某一树坑旁边,使每位同学从各自树坑出发前来领取树苗往返所走的路程总和最