(1)2的2004的次方×5的2006次方的积一共有n个零?该数是几位数?
(2)求25的7次方+5的13次方
人气:377 ℃ 时间:2019-12-12 21:36:10
解答
(1)2的2004的次方×5的2006次方的积=10的2004的次方×25
一共有2400个零?该数是2402位数?
(2)25的7次方+5的13次方=5的14次方+5的13次方=5的13次方*6=7324218750
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