an 极限为a,bn极限为b,求证(a1bn+a2bn-1 + a3bn-2 +.+anb1)/n 的极限为ab
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![an 极限为a,bn极限为b,求证(a1bn+a2bn-1 + a3bn-2 +.+anb1)/n 的极限为ab](/uploads/image/z/5931318-30-8.jpg?t=an%26%23160%3B%E6%9E%81%E9%99%90%E4%B8%BAa%2Cbn%E6%9E%81%E9%99%90%E4%B8%BAb%2C%E6%B1%82%E8%AF%81%EF%BC%88a1bn%2Ba2bn-1%26%23160%3B%2B%26%23160%3Ba3bn-2%26%23160%3B%2B.%2Banb1%29%2Fn%26%23160%3B%E7%9A%84%E6%9E%81%E9%99%90%E4%B8%BAab)
an 极限为a,bn极限为b,求证(a1bn+a2bn-1 + a3bn-2 +.+anb1)/n 的极限为ab
an 极限为a,bn极限为b,求证(a1bn+a2bn-1 + a3bn-2 +.+anb1)/n 的极限为ab
an 极限为a,bn极限为b,求证(a1bn+a2bn-1 + a3bn-2 +.+anb1)/n 的极限为ab
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