(单词翻译:单击)
每日一题
Mathematics
Which expression is equivalent to the above quotient for all x≠0 and y≠0?
A.50x^3/14y^9B.7/4xy^3C.4xy^3/7D.4x^2y^2/7
答案和解析
答案：C
解析：
Choice C is correct.
](http://upload.kekenet.com/2019/0410/62261554860726.png "SAT官方每日一题附答案和解析[数学](2019年4月10日)")
