函数y=cos(2x+π/3)图像的对称轴可能是?A.x=-π/6 B.x=-π/12 C.x=π/6 D.x=π/12

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函数y=cos(2x+π/3)图像的对称轴可能是?A.x=-π/6 B.x=-π/12 C.x=π/6 D.x=π/12

函数y=cos(2x+π/3)图像的对称轴可能是?A.x=-π/6 B.x=-π/12 C.x=π/6 D.x=π/12
函数y=cos(2x+π/3)图像的对称轴可能是?
A.x=-π/6 B.x=-π/12 C.x=π/6 D.x=π/12

函数y=cos(2x+π/3)图像的对称轴可能是?A.x=-π/6 B.x=-π/12 C.x=π/6 D.x=π/12
A

答案是A。2X+派/3=K派所以,X=K派/2-派/6