Question

If r and s are positive real numbers, which expression is equivalent to r^2/3 s^1/2/ rs

Answer 1

Answer: E

I got it right

Explanation:

Answer 2

r^2/3 s^1/2/ rs=r^2/3-1×s^½-1=r^-1/3s^-1/2 =

`\frac{1}{ {r}^{ (1)/(3) }s {}^{ (1)/(2) } }`

so option E is a required answer.