f(x)=sin2x/3+cos2x/3的图像中相邻的两条对称轴间距离为A3π B4π/3 C3π/2 D7π/6

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f(x)=sin2x/3+cos2x/3的图像中相邻的两条对称轴间距离为A3π B4π/3 C3π/2 D7π/6
f(x)=sin2x/3+cos2x/3的图像中相邻的两条对称轴间距离为
A3π B4π/3 C3π/2 D7π/6

f(x)=sin2x/3+cos2x/3的图像中相邻的两条对称轴间距离为A3π B4π/3 C3π/2 D7π/6
f(x)=√2(2x/3+π/4)
T=2π/(2/3)=3π
所以最短距离=T/2
选C