每日一题

Mathematics>Standard Multiple Choice

Read the following SAT test question and then click on a button to select your answer.

(10x^2/7y^3)/（5x/2y^6）

Which expression is equivalent to the above quotient for all x≠0 and y≠0?

A.50x^3/14y^9
B.7/4xy^3
C.4xy^3/7
D.4x^2y^2/7

答案和解析

答案：C

解析：

Choice C is correct.