If n is the product of the integers from 1 to 20 inclusive, what is the greatest integer k for which 2^k is a factor of n?
A. 10
B. 12
C. 15
D. 18
E. 20
解答:
点赞0
阅读312199
解答:
sysadmin
提问:
为什么critique和envisioning不算并列?划线部分做同位语作用,为何不能用起伴随作用的DE?as well as是否既可以用在两者比较又可以用在三者?