JEE Main 2003 — Permutation Combination Question with Solution
JEE Main 2003
Question
If denotes the number of combination of things taken at a time, then the expression equals
Choose an option
Show full solutionCorrect option: C
Correct answer
C
Step-by-step explanation
After t; velocity
For max. and min.
or
Therefore, total no. of values of .
Practice this on the real CBT interface
Solve this JEE Main question (and the rest of the Permutation Combination chapter) on PrepSharp's TCS iON-style CBT player — with timer, bookmarks and session analytics.
Solve interactively →About this question
This is a previous-year question from JEE Main 2003, covering the Permutation Combination chapter of Mathematics. PrepSharp catalogues every PYQ from JEE Main with a verified answer key and step-by-step solution prepared by IIT alumni — so you can search by chapter, topic or year and revise efficiently.