选择题:已知 M 为抛物线上一点, 点 M 到 C 的焦点的距离为 7, 到 x 轴的距离为 5, 则 p= 题目分类:高考 题目类型:选择题 查看权限:VIP 题目内容: 已知 M 为抛物线上一点, 点 M 到 C 的焦点的距离为 7, 到 x 轴的距离为 5, 则 p= A.3 B.4 C.5 D.6 参考答案: 答案解析:
已知 R 是实数集, 集合 A={x∈Z||x|<3}, B={x|2x 2 ﹣ x﹣ 3>0}, 则 A∩(∁ R B) =() 已知 R 是实数集, 集合 A={x∈Z||x|<3}, B={x|2x 2 ﹣ x﹣ 3>0}, 则 A∩(∁ R B) =() 分类:高考 题型:选择题 查看答案
—What do you think of these two books?—_____ of them are interesting. And I’ve r —What do you think of these two books?—_____ of them are interesting. And I’ve read them several tim 分类:高考 题型:选择题 查看答案
如图,PM、PN是⊙O的切线,切点分别是A、B,过点O的直线CE∥PN,交⊙O于点C、D,交PM于点E,AD的延长线交PN于点F,若BC∥PM.(1)求证:∠P 如图,PM、PN是⊙O的切线,切点分别是A、B,过点O的直线CE∥PN,交⊙O于点C、D,交PM于点E,AD的延长线交PN于点F,若BC∥PM.(1)求证:∠P=45°;(2)若CD=6,求PF的长. 分类:高考 题型:选择题 查看答案
—Will you be back ____ five in the afternoon?—I’m not sure, maybe later than tha —Will you be back ____ five in the afternoon?—I’m not sure, maybe later than that. 分类:高考 题型:选择题 查看答案