limn→∞ n根号下(2∧n+3∧n)怎么求,
2个回答
lim(n →∞ )[√(2^n+3^n)]^(1/n)题目是不是这样的 要是的话提出3^n出来化成
lim(n →∞ )3[√(1+(2/3)^n)]^(1/n)=3
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