设等比数列{an}的前n项和为Sn,若a3=3S2+1,a2=3S1+1,则公比 发布时间:2017-04-30 17:48 │ 来源:www.tikuol.com 题型:选择题 问题: 设等比数列{an}的前n项和为Sn,若a3=3S2+1,a2=3S1+1,则公比q=( )A.1B.2C.4D.8
题型:选择题 Sichuan RestaurantType: Chinese foodHours: Mon~ Fri (7:30 am to 10:30 pm) Sat~ Sun (7:30 am to 12:30 pm)Services: Eat—in About Us: We have all kinds of Chinese food and are famous for our hot Sichuan dishes. Dinner starts from $55 per person.Tel: 555 0980Italian Pizza RestaurantType: Italian foodHours: Tue ~ Sun (12 noon to 11 pm) Mon (closed)Services: Take—away, Home delivery(送餐)About Us: Cheapest and best food in town. Pizza for four people $7.50 and upTel: 555 7887小题1: If you want to buy breakfast on your way to school in the morning , where should you go?A.Before 7:30 am in Italian Pizza Restaurant.B.Before 7:30 am in Sichuan RestaurantC.After 7:30 am in Italian Pizza Restaurant.D.After 7:30 am in Sichuan Restaurant.小题2:You and your friend want to go out to a restaurant for dinner. It is Monday evening and you have a total of $ 50 to spend. Where will you go?A.Sichuan Restaurant.B.Italian Pizza Restaurant.C.Neither of them.D.Both of them.小题3:Which of the following is true about Italian Pizza Restaurant?A.It has good but expensive food.B.It is open earlier than the other restaurant.C.It is the restaurant that allows take—away.D.It is a great place for people to get together. 查看答案