猜你喜欢
- 1减去-5x等于4X的平方-5x-1的代数式是
- 2i am sorry there is little ----i can do to make him change his mind. A.whatB.that
- 3The driver was so badly hurt in the traffic accident that he probably dies
- 4小芳买本子,买两种共10元.共3.7元,作文本和数学本各有多少本?(列方程解答)作文本:0.40元/本,0.35元/本.
- 5(1+1/2)×(1-1/2)×(1+1/3)×(1-1/3)×(1+1/4)×(1-1/4)×…×(1+1/99)×(1-1/99)×(1+1/100)×(1-1/100)
- 6用一个滑轮组提升重300N的物体,当拉力F将绳的自由端拉下2米是,物体上升了0.5米.求拉力的大小.
- 7已知在三角形ABC中,AB=AC,角A=20度,D,E分别为AC,AB上的点,角DBC=70度,角ECB=60度,求角BDE的度数.
- 8设坐标原点为O,抛物线y2=4x与过点(m,0)的直线交于A、B两点,若OA•OB=−3,则m的值为_.
- 9She always finishes her homework on time.She ___leaves it tomorrow.
- 10英语翻译