n-1Cr=(k^2-8)nCr+1, if and only if

[@Shades888]

Thank you Sir.Your solution was more understanding.😊

[@Toman_1stDivision]

Sir thank you.... bahut accha samjahaya aapne iss question ko...❤❤❤

[@DeepakKumar-e2s5q]

Thank sir...aap bahut aache se smjhate h

[@tinkuismyname5208]

Thank you so much sir!
Really helped me

[@DeepakKumar-e2s5q]

Sir...4:27 me (r+1)/n>=0 kyu nhi ho skta....uska ratio 0 kabhi nhi hoga...pr kaise

[@anshii9466]

Kyuki r+1 hamesha 0 se bda h aur n bhi zero se bda h toh ration bhi 0 se bda hi hoga