化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值
来源:学生作业帮助网 编辑:六六作业网 时间:2024/11/15 06:21:15
化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值化简f﹙x﹚=2cosxsi
化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值
化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值
化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值
f(x)=2cosxsin(x+π/3)-√3sin^2x+sinxcosx
=2cosx(√3/2sinx+1/2cosx)-√3sin^2x+1/2sin2x
=√3/2sin2x+cos^2x-√3sin^2x+1/2sin2x
=(√3+1)/2sin2x+cos^2x-√3sin^2x
=(√3+1)/2sin2x+(cos2x+1)/2+√3/2(cos2x-1)
=(√3+1)/2(sin2x+cos2x)+(√3-1)/2
=(√6+√2)/2sin(2x+π/4)+(√3-1)/2
2x+π/4=2kπ-π/2 ,x=kπ-3π/8 ,k∈Z
最小值f(kπ-3π/8)=-(√6+√2)/2+(√3-1)/2
化简f﹙x﹚=2cosxsin﹙x+π/3﹚-根号3sin∧2x+sinxcosx的值
1.化简f(x)=cosx(asinx-cosx)+cos(π/2-x)cos(π/2-x).2.化简f(x)=4cosxsin(x+π/6)+1.
已知函数f(x)=2cosxsin(x+π/3)-√3/2最小正周期
设函数f x =2cosxsin(x+π/6)+2sinxcos(x+设函数f x =2cosxsin(x+π/6)+2sinxcos(x +π/6)(1)x属于[0.π/2]时函数值域
已知函数f(x)=2cosxsin(π/2+x)+sin2x-cos2x 求f(π/8)的值
化简 (1)f(x)=(sinx-cosx)平方-1 (2)f(x)=根号3sinxcosx-cosxsin(π/2+x)-1/2化简(1)f(x)=(sinx-cosx)平方-1(2)f(x)=根号3sinxcosx-cosxsin(π/2+x)-1/2
求函数f(x)=2cosXsin(X+π/3)-√3sin^2X+sinXcosX的最值及单调区间.求函数f(x)=2cosXsin(X+π/3)-√3sin^2X+sinXcosX的最值及单调区间.求函数f(x)=2cosXsin(X+π/3)-√3sin^2X+sinXcosX的最值及单调区间.求函数f(x)=2cosXsin(X+
已知函数f(x)=2cosxsin(x+π/3)-根号下3(sinx)^2+sinxcosx求函数最大、最小值
求函数f(x)=2cosxsin(x+π/3)-根号3/2的最小正周期
数学题求助、f(x)=2cosXsin(X+π/3)减二分之根号下3 求化简
设函数f(x)=2cosxsin(x+π/3)-根号3sin^2x+sinxcosx,x属于[0,π/2],求f(x)的值域
已知函数f(x)=2cosxsin(x+π/3)-根号3sin^2x+sinxcosx 当x∈[0,π/4]时,f(x)的值域
已知函数f(x)=2cosxsin(x+π/3)-根号3sin^2x+sinxcosx,求函数F(X)的对称轴对称中心
已知函数f(x)=2cosxsin(x+π/3)-√3sin^2x+sinxcosx求函数f(x)的最小正周期及最值
f(x)=4cosxsin(x+π|6)-1的最小周期是多少?怎么看的.
f(x)=4cosXsin(X+π/6)-1 ①求周期,单增区间
f(x)=4cosxsin(x+π/6)-1的最小周期与单调区间
函数f(x)=2cosxsin(x+π/3)-根号3sin^2x+sinxcosx的最小值为多少?此时x等于多少