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首页>高中数学综合库>平面向量>平面向量的数量积>数量积的坐标表示>数量积的坐标表示
题型:单选题 难度:0.85 引用次数:48 更新时间:2020/3/26 11:11:42 题号:9868525
正方形eqId5ce7a06ae7a34393b92b5277978ac014边长为1,点eqId93cbffaa5ae045d6ac45d1e979991c3a在正方形eqId5ce7a06ae7a34393b92b5277978ac014外,且eqId22f24fb278ba4b8d9035798700f27bb1,则eqId2d002e9cd33a446dac7b848e4586da04的最大值是(   )
A.2B.eqIdaa636217281449809574f5fb60028f05C.3D.4

类题推荐

【推荐1】已知向量eqId5d2ad3cc47364013ace02d1528f0e0e9,且eqIded99e3d154ce45e9986e6a7901cb9561,则eqId8e15963708e9415da25069fea5906e24 等于(   )
A.eqId5f51ce9cc7fe4412baeb871cceb26665B.eqId4c0fea3781d84454a9f933aab6fe70bcC.eqId0776143169fe4ff9b4e2ac2a9896b663D.eqIddd4bf187d3fd47f6bcc24e568e09643e
更新:2018/04/17难度:0.85题型:单选题组卷:462
【推荐2】已知eqIdb3a16a1ff32e45f0abad670e2c11c155为边eqId0627be51821d4be7b3e024a354815d64的两个三等分点,则eqId2e0bd28a8db44e53a7dc31b9cbff67d0( )
A.eqId737d7241bd534a9b8645a03265240eb4B.eqId1f77724af33e4f139f22ee815e288b4aC.eqIdfe240d8bc7a546a7930807127c1b4087D.eqId7f4cbc932b504200bd85e1dbb4d96181
更新:2020/05/16难度:0.85题型:单选题组卷:614
【推荐3】设向量eqIdf7fec011355941c4b9ff5b1362dd6ac3,若向量eqIdaca996ce92a54f51a5b172c91dcb7c1b与向量eqId1da0f28d13de4404b1255259409bc7ad垂直,则eqId5f420ef2d0b94c4b8a5d8e20a5d1ce2c的值为
A.eqIde72c898310bf4fb1a72beeaf8a335d66B.1C.-1D.-5
更新:2018/03/08难度:0.85题型:单选题组卷:448