Question
Find the number of combinations and permutations of 4 letters taken from the word ‘EXAMINATION’.
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Text solutionVerified
Solution: Case 1
4 letters=0
Case 2
3 letters=0
Case 3
2 letters=
Case 4
1 letters=.
4 letters=0
Case 2
3 letters=0
Case 3
2 letters=
Case 4
1 letters=.
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Question Text | Find the number of combinations and permutations of 4 letters taken from the word ‘EXAMINATION’. |
Answer Type | Text solution:1 |
Upvotes | 150 |