有5个连续奇数,他们的乘积是135185,这5个连续奇数分别是多少?
有5个连续奇数,他们的乘积是135185,这5个连续奇数分别是多少?
数学人气：745 ℃时间：2020-01-28 07:37:00
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7*9*11*13*15谢谢，求一下过程。靠运气10*10*10*10*10=100000<135135<11*11*11*11*11第三个数猜11，正好那怎么写算式呢？不好写，一写就成5次方程了(n-4)(n-2)n(n+2)(n+4)=135135(n^2-16)(n^2-4)n=135135n^5-20n^3+64n=135135n=11,n+2=13,n+4=15,n-2=9,n-4=7
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