Problem Solving
试题详情
题目：
If s is the product of the integers from 100 to 200, inclusive, and t is the product of the integers from 100 to 201, inclusive, what is 1/s + 1/t in terms of t?
选项:
A、(201)2/t
B、[(202)(201)]/t
C、201/t
D、202/t
E、[(202)(201)]/t2
答案:
D
