函数y=2sin(2x+π/3)的一条对称轴和一个对称中心是
A.x=π/12,(-π/6.,0)B.x=π/6,(π/12,0)C.x=π/3,(π/3,0)D.x=-π/12,(5/6π,0)...
A.x=π/12,(-π/6.,0)
B.x=π/6,(π/12,0)
C.x=π/3,(π/3,0)
D.x=-π/12,(5/6π,0) 展开
B.x=π/6,(π/12,0)
C.x=π/3,(π/3,0)
D.x=-π/12,(5/6π,0) 展开
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