若双曲线C:x2a2-y23=1(a>0)的离心率为2,则抛物线y2=8x的焦点 发布时间:2017-04-29 13:59 │ 来源:www.tikuol.com 题型:填空题 问题: 若双曲线C:x2a2-y23=1(a>0)的离心率为2,则抛物线y2=8x的焦点到C的渐近线距离是______.
题型:填空题 在横线上填上“>”“<”或“=”.100000______7777734万______340000789064______79万60×90______600×9720÷8______720÷93200÷80______320÷8. 查看答案
题型:填空题 女,23岁,诉2天来出现向右视物成双,体检:右眼内斜,不能向外侧转动,余神经等检查正常,病变累及的颅神经是()。A.右侧三叉神经B.右侧动眼神经C.右侧展神经D.右侧面神经E.右侧视神经 查看答案
题型:填空题 Questions 14-18 ·Using the information in the text, complete each sentence 14-18, with a word or phrase from the list below. ·For each sentence (14-18), mark one letter (A-G) on the Answer Sheet. ·Do not mark any letter twice.A. $150B. safeC. agreementsD. drivers who can’t drive on because of the flat tireE. a flat tireF. provide a kind of temporary support to the flat tireG. more than $150The price of Quickwheel will be ______. 查看答案