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题目内容
The original value of machine X is Vdollars.while the original value of machine Y is 2Vdollars.Both machines depreciate in value at a constant rate of 10 percent of their original value per year.
Quantity A
The value of machine X after 3 years
Quantity B
The value of machine Y after 6 years
B显示答案
以上解析由 考满分老师提供。