题目
cos(a+60度)cosa - sin(a+60度)sin等于多少?
提问时间:2020-10-31
答案
举一反三
我想写一篇关于奥巴马的演讲的文章,写哪一篇好呢?为什么好
奥巴马演讲不用看稿子.为什么中国领导演讲要看?
想找英语初三上学期的首字母填空练习……
英语翻译
1,人们染上烟瘾,最终因吸烟使自己丧命.
最新试题
- 1二元一次方程组5y-x=15 5y:3y=5:3如何解
- 2知难而进的意思是什么?
- 3非洲的各种气候类型的分布区域,气候特证及对农业的影响
- 4you should go back to people you you talked to and say "It was very nice to meet you "这句话是什么
- 5be clear about 与be clear to的区别是什么?Are you clear with what I said? Is that clear to you?
- 6A:What do you usually do at weekends?
- 7Please look after your things well.Please ______ _____ ______ ______ your things .
- 8You have a volleyball 改为否定句
- 9then he helps his mother ( )the housework
- 10two,are,these,my,girls,sister,Cindy,my,cousin,Helen,and.(连词成句
热门考点
- 1Can you __?A.show your card me B.show me your card C.show to me youe card D.show me to your card
- 2I like the old house.I used to live in the house.
- 3塞翁失马中反复出现“人皆吊之”之类的词语,对塞翁有什么作用?
- 4初中英语作文:怎样保持健康(带翻译,简单)
- 5已知:如图,在∠AOB外有一点P,试作点P关于直线OA的对称点P1,再作点P1关于直线OB的对称点P2.⑴试探索∠
- 63点15分时,时针与分针夹角是多少度?
- 7夜上受降城闻笛 唐·李益 回乐峰前沙似雪,受降城外月如霜.不知何处吹芦管,一夜征人尽望乡.从军行
- 8Of the three men,one is a worker,___ two are teachers.A.the others B.the other C.others D.other
- 9李阿姨家七月份用水20吨,八月份比七月份节约用水20%,九月份用水量是八月份的75%.九月份的用水量是多少吨?
- 10杨树比柳树多5/16,柳树42棵,杨树多少棵?杨树比柳树多多少棵?