[考古] 95輔大
0.5-0.05+0.05-0.005+.......+(-1)^(n+1) 5*10^(-n)+.... =__________
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True or False
(1) n! > a^n for any positive real number a as n->∞
(2) f(x)=x^n , we can find the extremum on R
at least one point for any positive integer n
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