已知f(x)=(bx+1)/(ax+1)^2(x≠-1/a,a>0),f(1)=log(底数16)2,f(-2)=1已知f(x)=(bx+1)/(ax+1)^2(x≠-1/a,a>0),f(1)=log(16)2,f(-2)=1(1)求函数f(x)的表达式;(2)定义数列an=(1-f(1))×(1-f(2))×……×(1-f(n)),求数列{an}的通项第一小题
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![已知f(x)=(bx+1)/(ax+1)^2(x≠-1/a,a>0),f(1)=log(底数16)2,f(-2)=1已知f(x)=(bx+1)/(ax+1)^2(x≠-1/a,a>0),f(1)=log(16)2,f(-2)=1(1)求函数f(x)的表达式;(2)定义数列an=(1-f(1))×(1-f(2))×……×(1-f(n)),求数列{an}的通项第一小题](/uploads/image/z/9927671-23-1.jpg?t=%E5%B7%B2%E7%9F%A5f%28x%29%3D%28bx%2B1%29%2F%28ax%2B1%29%5E2%28x%E2%89%A0-1%2Fa%2Ca%3E0%29%2Cf%281%29%3Dlog%28%E5%BA%95%E6%95%B016%292%2Cf%28-2%29%3D1%E5%B7%B2%E7%9F%A5f%28x%29%3D%28bx%2B1%29%2F%28ax%2B1%29%5E2%28x%E2%89%A0-1%2Fa%2Ca%3E0%29%2Cf%281%29%3Dlog%2816%292%2Cf%28-2%29%3D1%281%29%E6%B1%82%E5%87%BD%E6%95%B0f%28x%29%E7%9A%84%E8%A1%A8%E8%BE%BE%E5%BC%8F%3B%282%29%E5%AE%9A%E4%B9%89%E6%95%B0%E5%88%97an%3D%281-f%281%29%29%C3%97%281-f%282%29%29%C3%97%E2%80%A6%E2%80%A6%C3%97%281-f%28n%29%29%2C%E6%B1%82%E6%95%B0%E5%88%97%7Ban%7D%E7%9A%84%E9%80%9A%E9%A1%B9%E7%AC%AC%E4%B8%80%E5%B0%8F%E9%A2%98)
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