1.若α为锐角,P=log以sinα为底(sin50°+sin50°)的对数,Q=log以sinα为底(sin65 °+cos65°)的对数则P与Q的关系是2.若α与β是两个锐角,且sin(α+β)=2sinα.则α与β的大小关系是
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![1.若α为锐角,P=log以sinα为底(sin50°+sin50°)的对数,Q=log以sinα为底(sin65 °+cos65°)的对数则P与Q的关系是2.若α与β是两个锐角,且sin(α+β)=2sinα.则α与β的大小关系是](/uploads/image/z/4079670-6-0.jpg?t=1.%E8%8B%A5%CE%B1%E4%B8%BA%E9%94%90%E8%A7%92%2CP%3Dlog%E4%BB%A5sin%CE%B1%E4%B8%BA%E5%BA%95%EF%BC%88sin50%C2%B0%2Bsin50%C2%B0%EF%BC%89%E7%9A%84%E5%AF%B9%E6%95%B0%2CQ%3Dlog%E4%BB%A5sin%CE%B1%E4%B8%BA%E5%BA%95%28sin65+%C2%B0%2Bcos65%C2%B0%29%E7%9A%84%E5%AF%B9%E6%95%B0%E5%88%99P%E4%B8%8EQ%E7%9A%84%E5%85%B3%E7%B3%BB%E6%98%AF2.%E8%8B%A5%CE%B1%E4%B8%8E%CE%B2%E6%98%AF%E4%B8%A4%E4%B8%AA%E9%94%90%E8%A7%92%2C%E4%B8%94sin%28%CE%B1%2B%CE%B2%29%3D2sin%CE%B1.%E5%88%99%CE%B1%E4%B8%8E%CE%B2%E7%9A%84%E5%A4%A7%E5%B0%8F%E5%85%B3%E7%B3%BB%E6%98%AF)
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