猜你喜欢
- 1离山脚高度30m处向上铺台阶,每上4个台阶升高1m, (1)求离山脚高度hm与台阶阶数n之间的函数关系式; (2)已知山脚至山顶高为217 m,求自变量n的取值范围.
- 2-would you please give me something to eat?
- 3设随机变量X的概率密度函数为f(x)=3x^2,0
- 4温度计的F是什么啊,C呢?
- 5The purpose of the traffic rules is _____ (avoid) traffic accidents.
- 6我有相当多作业要写 翻译:I have ( ) ( ) ( ) ( ) homework to do.
- 7句型转换 the girl is ___well-behaved_就画线部分提问) _____ ____ the girl _____?
- 8大小两数的和是190,小数扩大为原来的9倍,就等于大数,两数各是多少?要列方程!
- 9I wonder why___are so interested in the film.A a people B peoples C the people D the peoples
- 10根号x+2010 +(y+2011)=0,则x+y的平方根为_____