问题
解答题
x的平方的倒数减去8所得的差.
答案
根据题意列得:
-8.1 x2
x的平方的倒数减去8所得的差.
根据题意列得:
-8.1 x2
小题1:What can you paint if you want to take part in the painting competition? A. A bicycle. B. A panda C. A flower. 小题2:How many days a week can you go to the library? A. Six days. B. Five days. C. Seven days. 小题3:How long is the library open a day? A. Nine hours. B. Ten hours. C. Eight hours. 小题4:What will you win if you take part in the competition before October 15? A. A car. B. An animal. C. A bicycle. 小题5:Do you need to buy a ticket if you go to the library? A. Yes, I do. B. No, I don’t. C. Sorry, I don’t know. |