已知函数f(x)=sin(wx=π/6)(w>0)的图象相邻两对称轴间的距离为2 ,则f(2009)=A.(根号3)/2 B.1/2 C.-(根号3)/2 C.-1/2
来源:学生作业帮助网 编辑:六六作业网 时间:2025/02/01 06:41:19
已知函数f(x)=sin(wx=π/6)(w>0)的图象相邻两对称轴间的距离为2,则f(2009)=A.(根号3)/2B.1/2C.-(根号3)/2C.-1/2已知函数f(x)=sin(wx=π/6)
已知函数f(x)=sin(wx=π/6)(w>0)的图象相邻两对称轴间的距离为2 ,则f(2009)=A.(根号3)/2 B.1/2 C.-(根号3)/2 C.-1/2
已知函数f(x)=sin(wx=π/6)(w>0)的图象相邻两对称轴间的距离为2 ,则f(2009)=
A.(根号3)/2 B.1/2 C.-(根号3)/2 C.-1/2
已知函数f(x)=sin(wx=π/6)(w>0)的图象相邻两对称轴间的距离为2 ,则f(2009)=A.(根号3)/2 B.1/2 C.-(根号3)/2 C.-1/2
周期T=2*2=4=2π/w得w=π/2,f(2009)=f(4*502+1)=f(1)=sin(π/2+π/6)=(根号3)/2
选c
已知函数f(x)=sin(wx+φ)(w
已知函数f(x)=sin(wx+φ)(w
已知函数f(x)=sin(wx+φ)(w
已知函数f(X)=sin(Wx+&)(W>0,0
已知函数f(x)=sin(wx+π/6)+sin(wx-π/6)-2cos²wx/2,x∈R(其中w>0,)(1)求函数f(x)的值域
[非常急]已知函数f(x)=根号3sin(wx+φ)-cos(wx+φ)(0
已知函数f(x)=根号3sin(wx+φ)-cos(wx+φ)(0
已知函数f(x)=√3sin(wx+φ)-cos(wx+φ)(0
已知函数f(x)=根号3sin(wx+a)-cos(wx+a)(0
已知函数f(x)=根号3sin(wx+φ)-cos(wx+φ)(0
已知函数f(x)=√3 sin( wx+φ)-cos(wx+φ) (0
已知函数f(x)=根号3sin(wx+fai)-cos(wx+fai)(0
已知函数f(x)=√3 sin( wx+φ)-cos(wx+φ) (0
已知函数f(x)=√3sin(wx+φ)-cos(wx+φ)(0
已知函数f(x)=2sin(wx+φ),x属于R,w>0,-π
设函数f(x)=sin(wx+t)(-π/2
设函数f(x)=sin(wx+t)(-π/2
已知函数f(x)=2sin(wx+a)(a>0,-π/2