At an election, a voter may vote for any number of candidates, not greater than the number to be elected. There are candidates and are to be elected. If a voter votes for at least one candidate, then the number of ways in which he can vote is?
Explanation for the correct option:
Given:
Total number of candidates
Number of candidates to be selected
Required number of ways in which a voter can vote for at least one candidates
Hence, Option ‘C’ is Correct.