Let n k denotes ^nC_k and [ n k ]= cases n k , & if 0 k n 0, & otherwise cases If A_k= _ i=0 ^9 9 i [ 12...

Question

Let n k denotes ^nC_k and [ n k ]= cases n k , & if 0 k n 0, & otherwise cases If A_k= _ i=0 ^9 9 i [ 12 12-k+i ]+ _ i=0 ^8 8 i [ 13 13-k+i ] and A_4-A_3=190p, then p is equal to :

Accepted Answer

49

JEE Main 2021 Mathematics question

Solution