Question 939931
{{{3^(9/2)/3^(3/4)}}}
This is an indices question
In indices {{{a^x/a^y = a^(x-y)}}}

Using the rule above,
{{{3^(9/2)) / 3^(3/4)}}} = 
{{{3^ (9/2-3/4) }}}
= {{{3^((18-3)/4)}}}
= {{{3^(15/4)}}}