已知函数f(x)=sinxcosφ+cosxsinφ(其中x∈R,0<φ<π),且函数y=f(2x+
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)的图象关于直线x=
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对称.
(1)求φ的值;
(2)若f(a-
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)=
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,求sin2a的值.
考点分析:
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