solve this sum urgently -
(81/16)^-3/4* [ (25/9)^-3/2/ (5/2)³]

Dear Student! Here is the link for the answer similar to your query.

https://www.meritnation.com/ask-answer/question/please-simplify-81-16-3-4-25-9-3-2-5-2-30/math/2860355