已知函数f(x)=√3sin(π-wx)coswx-cos^2wx+1/2(w>0)的图像的两相邻对称间的距离为π/4 (1)求w值(2)若a是第四象限角,f(a/4+π/6)=12/13,求tan(a+π/4)的值
来源:学生作业帮助网 编辑:作业帮 时间:2024/06/17 07:37:02
![已知函数f(x)=√3sin(π-wx)coswx-cos^2wx+1/2(w>0)的图像的两相邻对称间的距离为π/4 (1)求w值(2)若a是第四象限角,f(a/4+π/6)=12/13,求tan(a+π/4)的值](/uploads/image/z/2523656-56-6.jpg?t=%E5%B7%B2%E7%9F%A5%E5%87%BD%E6%95%B0f%28x%29%3D%E2%88%9A3sin%28%CF%80-wx%29coswx-cos%5E2wx%2B1%2F2%28w%3E0%29%E7%9A%84%E5%9B%BE%E5%83%8F%E7%9A%84%E4%B8%A4%E7%9B%B8%E9%82%BB%E5%AF%B9%E7%A7%B0%E9%97%B4%E7%9A%84%E8%B7%9D%E7%A6%BB%E4%B8%BA%CF%80%2F4+%281%29%E6%B1%82w%E5%80%BC%282%29%E8%8B%A5a%E6%98%AF%E7%AC%AC%E5%9B%9B%E8%B1%A1%E9%99%90%E8%A7%92%EF%BC%8Cf%28a%2F4%2B%CF%80%2F6%29%3D12%2F13%2C%E6%B1%82tan%28a%2B%CF%80%2F4%29%E7%9A%84%E5%80%BC)
x){}K}6uCFYřyt+4+tdQyFY-Og{d<ٱ/v?]
/o
>Ov:ߠoalcSӆ=F/&>5Og~q˙^,~OOF6PPSIbF"Hli"}:;l%\_`g3D*UTW@h )M}#*"}#2.P"$vX(6RQ5ar[#<;P eNY
已知函数f(x)=√3sin(π-wx)coswx-cos^2wx+1/2(w>0)的图像的两相邻对称间的距离为π/4 (1)求w值(2)若a是第四象限角,f(a/4+π/6)=12/13,求tan(a+π/4)的值
已知函数f(x)=√3sin(π-wx)coswx-cos^2wx+1/2(w>0)的图像的两相邻对称间的距离为π/4 (1)求w值
(2)若a是第四象限角,f(a/4+π/6)=12/13,求tan(a+π/4)的值
已知函数f(x)=√3sin(π-wx)coswx-cos^2wx+1/2(w>0)的图像的两相邻对称间的距离为π/4 (1)求w值(2)若a是第四象限角,f(a/4+π/6)=12/13,求tan(a+π/4)的值
f(x)=√3sin(π-wx)coswx-cos^2wx+1/2
=√3sinwxcoswx-(cos2wx+1)/2+1/2
=√3/2sin2wx-1/2cos2wx
=sin(2wx-π/6)
T=π/2 , T=2π/2w=π/2 , w=2
已知函数f(x)=√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)=√3 sin( wx+φ)-cos(wx+φ) (0
已知函数f(x)=√3sin(wx+φ)-cos(wx+φ)(0
[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)=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)=根号3sin(wx+fai)-cos(wx+fai)(0
已知函数f x=√3sin(wx+φ/2)*cos(wx+φ/2)+sin^2(wx+φ/2)(w>0,0
已知函数为f(x)=√3sin(wx+φ)-cos(wx+φ)(w>0,0
已知函数f(x)=sin(wx+π/3)(w>0)的单调增区间为
已知函数f(x)=根号3sin(wx+φ)++(w>0,-π/2
已知函数f(x)=根号3sin(wx+φ)++(w>0,-π/2
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