oil heat有什么好坏?# Living
M*y
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如果两个人的年龄差是 d = m + x ( m a non- negative integer, x in [0,1) ),
determine the length of time during which the older one is k times the age
of the younger one, where k is an integer bigger than 1.
let k = p/q be a rational number, k > 1. Answer in terms of k, d, m and or x.
请会解的高手给一些指导,bow//
determine the length of time during which the older one is k times the age
of the younger one, where k is an integer bigger than 1.
let k = p/q be a rational number, k > 1. Answer in terms of k, d, m and or x.
请会解的高手给一些指导,bow//