Question

Please solve ix no. in details..

Answer 1

Answer:

(36^7/2-36^9/2)/36^5/2

=>[6^(2*7/2)-6^(2*9/2)]/6^(2*5/2)

=>[6^7-6^9]/6^5

=>[279936-10077696]/7776

=>9797760/7776

=>1260