首页>高中数学综合库>平面解析几何>圆锥曲线>双曲线>双曲线的定义>双曲线定义的理解

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【推荐1】eqId5f04473e64c141bcbe9b0a8af27f4aa8为曲线eqIda65006d4094c41ebac3a12b1887f6a8c的两个焦点,点在双曲线上且满足eqId62cf9bf41aa74b00a35a8c14a9c83631,则eqIdb02d91e20208431ba6c2fdb3f18c2fcc的面积为(  )
A.eqId317ed84d205b4156847380f7e9f38b08B.eqIdc052ddfbd4524f67a79e0e77c2e5656aC.eqId37705e1ef6a84bbdbe88433e75932cdfD.eqIdcd9b24a6a6e5426ab775be20461174e3
更新:2019/10/25组卷:1475
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【推荐2】已知双曲线eqIdc0b7a8ab2bc6427fb283dc2e7efc076c的左、右焦点分别为eqId59f1d434ce0948099b51728d4a317f31,且焦点与椭圆
eqId5af14ce492b34e088fe6dd6aa8d3713a的焦点相同,离心率为eqId11badd576ffd4c7bbcf7260b2109359a,若双曲线的左支上有一点eqId2381423d4cd146cab95f55527681a766到右焦点eqIdde963a24921f4ee7a991bf9d4f43a42e的距离为eqId57088762e8694bb4a313a3a2382e79adeqId4980d37b36ed4f39a9959e9c4b168479的中点,eqId2efda802d5534f6d92d9f8af7aaec28b为坐标原点,则eqIdcd5f659fe0294280a8cfcf4c9a873d01等于
A.eqId5f51ce9cc7fe4412baeb871cceb26665B.eqId37705e1ef6a84bbdbe88433e75932cdfC.eqIdc052ddfbd4524f67a79e0e77c2e5656aD.eqIdddd35c5d043e4ebeac32a99367053c68
更新:2017/06/05组卷:425
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【推荐3】eqId80f793edfd0a45a48fd7e5177f0cd5cfeqIdde963a24921f4ee7a991bf9d4f43a42e是双曲线eqIdf7f099be661c47c7986b6b359c48c388eqIdb17ff237fa78496abf2e4d148ec3e961的两个焦点,P是双曲线C上一点,若eqIdd039f680841140ca8ba3a28d8fdd0347,且eqId2d613c3320f749928aa15e77efdd2969eqId4c3d78efd4da4708ad962c13dbd0ca1d,则双曲线C的离心率为(  )
A.eqId3e1543ad0883432cb23af678b3feacf4B.eqId81652b07662a4ac4a9b60bbbd08fc2f0C.eqIdcd9b24a6a6e5426ab775be20461174e3D.eqId15d2088f003c4aad9745c07a7616191b
更新:2020/01/29组卷:415
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