组卷网>高中数学综合库>三角函数与解三角形>三角恒等变换>二倍角公式>二倍角的正弦公式
题型:单选题 难度:0.85 引用次数:274 更新时间:2021/5/7 15:29:58 题号:12867880
eqIde6746e9426174910a34a3f0b861594fd的值为(   )
A.eqId5f816d038c584dc7a249120298677ef3B.eqIde4d58f42bad9461b93d451da718fc6f4C.eqId317ed84d205b4156847380f7e9f38b08D.eqIda2a0ce3781fa4c26b624f5966b7dee44

类题推荐

单选题 | 较易(0.85) |
【推荐1】已知角eqIdc13953f2514e4c8f9c8aaaf5241c33ac的顶点为坐标原点,始边与eqIda9cd3f94eb8045438f75e9daccfa7200轴非负半轴重合,终边上有一点eqId55a949a152fc461e8e928c252b58fc47,则eqId8ed6210b5d224e859c969a7f17111abf
A.eqId838fd7bdcc4e48a589a11491a13203f9B.eqId7f1f28503f41439586d8e228365897e9C.eqId72a10295338040499cb3747215ca8f7fD.eqId43e2ca0cc02a4c75aa33fb07520a3da9
更新:2019/01/08组卷:162
单选题 | 较易(0.85) |
【推荐2】   已知eqIda4144d806d8b48a0b26c67556dfbcb0deqIdf233d13a047a4eb6b798dedc88cf5541,则eqIdaeda2ad05eee454dbe68818acb48ed15等于
A.eqId5f51ce9cc7fe4412baeb871cceb26665B.eqId3536618bb5154320ac0889550b73328fC.eqIdd1ebfa5c81a04d18900d19595d070677D.eqId3a83e921b4c04b59bc6dfafd4391f0fc
更新:2017/07/17组卷:383
单选题 | 较易(0.85) |
【推荐3】已知eqId73a82068b0e645f8ba13239f3b33e8cbeqId7dc0007cd09e4ed0a2b2d4093e107c91,则eqId326bafd558594c43ac78b6bd3c11d8f6的值为
A.eqId43e2ca0cc02a4c75aa33fb07520a3da9B.eqId838fd7bdcc4e48a589a11491a13203f9C.eqId7f1f28503f41439586d8e228365897e9D.eqId72a10295338040499cb3747215ca8f7f
更新:2017/05/15组卷:278
客服 视频 帮助 公众号 官方微信