猜你喜欢
- 11米长的小棒,第1次截去一半,第2次截去剩下的一半,如此截下去,第7次后剩下的小棒有多长?
- 2某车间共有300人,其中男工的5分之2比女工的4分之1多55人,男工有多少人?
- 3如图,分别以Rt△ABC的三边为边向外作三个等边三角形,其面积分别用S1、S2、S3表示,请你猜想S1、S2、S3之间有何数量关系,并说明理由.
- 4已知圆O的方程为x2+y2=9,求该圆中经过点A(1,2)的弦的中点P的轨迹方程.
- 5Practice as _____(much) as you can.
- 6请问y=log2(x^2-2x-3)和y=log1/2(x^2-2x-3)的值域
- 71.Mike doesn't like animals at all.改为同义句 Mike doesn't like animals____ ____ ____.
- 8改错 Today we have made great achievements,but tomorrow we shall win still great victories.
- 9The hungry boy ________ everything on his plate as if he had been starved for ages
- 10农药稀释倍数的问题