已知函数f(x)=2sin(1/3x-π/6),x∈R (1)求f(0)的值;(2)设α,β∈[0,π/2],f(3α+π/2)=10/13,f(3β+π/2)=6/5.求sin(α+β)的值.
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 19:35:17
![已知函数f(x)=2sin(1/3x-π/6),x∈R (1)求f(0)的值;(2)设α,β∈[0,π/2],f(3α+π/2)=10/13,f(3β+π/2)=6/5.求sin(α+β)的值.](/uploads/image/z/1858779-27-9.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3D2sin%281%2F3x-%CF%80%2F6%29%2Cx%E2%88%88R+%281%29%E6%B1%82f%280%29%E7%9A%84%E5%80%BC%3B%282%29%E8%AE%BE%CE%B1%2C%CE%B2%E2%88%88%5B0%2C%CF%80%2F2%5D%2Cf%283%CE%B1%2B%CF%80%2F2%29%3D10%2F13%2Cf%283%CE%B2%2B%CF%80%2F2%EF%BC%89%3D6%2F5.%E6%B1%82sin%28%CE%B1%2B%CE%B2%29%E7%9A%84%E5%80%BC.)
xRMP+,[J^i%Jn'hdȀ :h1ucbt$BȂ}?8^Q 2p{ι{R͍ߍYʵy4w8xn#ϵz73#Sd>~0ᓯ}' ؒs&۹*@c^2
˸,T hRN*w?{a6
收录互联网各类作业题目,免费共享学生作业习题
头条考试网手机作业共收录了 千万级 学生作业题目
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/29 19:35:17