Q.
The least positive integer n for which n−1C5+n−1C6
see full answer
High-Paying Jobs That Even AI Can’t Replace — Through JEE/NEET
🎯 Hear from the experts why preparing for JEE/NEET today sets you up for future-proof, high-income careers tomorrow.
An Intiative by Sri Chaitanya
a
14
b
15
c
16
d
28
answer is A.
(Unlock A.I Detailed Solution for FREE)
Detailed Solution
Since mCr−1+mCr=m+1Cr we can write the given inequality as nC613∴ the value of n is 14.
Watch 3-min video & get full concept clarity