已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于
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![已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于](/uploads/image/z/7128156-12-6.jpg?t=%E5%B7%B2%E7%9F%A5%E6%95%B0%E5%88%97%7BAn%7D%E6%BB%A1%E8%B6%B3A1%3Dlog13%288%29%2CAn%2B1%3DAn%2Alogn%2B1%28n%2B2%29%2C%E5%88%99A12%E7%AD%89%E4%BA%8E)
已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于
已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于
已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于
a12=a11log12,13=a10log11,12log12,13=……=a1log2,3log3,4log4,5……log12,13
=a1(lg3/lg2)(lg4/lg3)(lg5/lg4)……(lg13/lg12)=a1*lg13/lg2=lg8/lg13 *lg13/lg2=lg8/lg2=log2,8=3
已知数列{An}满足A1=log13(8),An+1=An*logn+1(n+2),则A12等于
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