函数的最小值和最大值分别为（）

题干

函数

的最小值和最大值分别为（）

A：-3，1

B：-2，2

C：-3，

D：-2，

上一题下一题 0.0难度选择题更新时间:2012-05-23 08:31:47

C

A：Hi, Li Xiang! Tomorrow is Saturday.____

B：Well, we decided on one thing. We're going to Mount Tai.

A：Oh. Sounds great! ____

B：We're going there by car.

A：____

B：Everyone should wear sports shoes.

A：When and where are you leaving?

B：We're leaving at the bus stop at 6:00 tomorrow morning.

A：____

B：We're going mountain climbing.

A：____

B：For a whole day. We'll be back at 4:50 in the afternoon.

A：Well, have a good time! Show me your photos when we get back to school.

B：Thanks. I will.

A. What are you going to do?

B. What else are you going to do?

C. How long are you going to stay there?

D. Please come and cheer us on.

E. What kind of shoes will you wear?

F. How are you going there?

G. How are you today?