gaokao 2017 Q11

gaokao · China · national-I-science 5 marks Exponential Functions Ordering and Comparing Exponential Values
Let $x, y, z$ be positive numbers such that $2 ^ { x } = 3 ^ { y } = 5 ^ { z }$, then
A. $2x < 3y < 5z$
B. $5z < 2x < 3y$
C. $3y < 5z < 2x$
D. $3y < 2x < 5z$
Let $x, y, z$ be positive numbers such that $2 ^ { x } = 3 ^ { y } = 5 ^ { z }$, then

A. $2x < 3y < 5z$

B. $5z < 2x < 3y$

C. $3y < 5z < 2x$

D. $3y < 2x < 5z$