数列{an}满足=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值
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![数列{an}满足=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值](/uploads/image/z/3197655-63-5.jpg?t=%E6%95%B0%E5%88%97%7Ban%7D%E6%BB%A1%E8%B6%B3%3D3an-1%2B3%5En-1%2C%28n%E2%89%A52%29%2Ca4%3D365%2C%E8%8B%A5%E5%AD%98%E5%9C%A8%E4%B8%80%E4%B8%AA%E5%AE%9E%E6%95%B0%CE%BB%2C%E4%BD%BF%E5%BE%97%7B%28an%2B%CE%BB%29%2F3%5En%7D%E4%B8%BA%E7%AD%89%E5%B7%AE%E6%95%B0%E5%88%97%2C%E6%B1%82%CE%BB%E7%9A%84%E5%80%BC)
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数列{an}满足=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值
数列{an}满足=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值
数列{an}满足=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值
这个题目应该少打了点东西,如果是 数列{an}满足Sn=3an-1+3^n-1,(n≥2),a4=365,若存在一个实数λ,使得{(an+λ)/3^n}为等差数列,求λ的值
这样的题目,小题就先如为主,求出几项带入就行了.先利用S1=a1得到a1.
题目数列{an}满足=3an-1+3^n-1,(n≥2),没有写清楚哈,改一下吧,给你回答
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