=(2001+1)*2001分之2000
=2001*2001分之2000+1*2001分之2000
=2000+2001分之2000
=2000又2001分之2000
猜你喜欢
- 1life is just like a game and a dream !是什么意思?
- 2解不等式组3(x+6)+2=(x+8)/3-(x+6)
- 3从长为12cm,宽为8cm的长方形硬纸板的四个角去掉边长为2cm的正方形,然后折起来黏好,会形成什么?
- 4Tom can make a house with 后面应写什么单词
- 5十水碳酸钠(碳酸钠晶体)与稀盐酸反应生成什么,能不能反应,要反应方程式,
- 6太阳体积是地球多少倍?
- 7Sin(2x+π/2)怎么会等于cos(2x)
- 8绝对真空里是没有压强的吗
- 9how many pens are there in your pencil-box的答句
- 10He has always insisted on his ----Dr Turner instead of Mr Turner .选择.