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Arrangement Problem
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Mayank Bansal
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Combinatory
Jan 29, 2019
closed
Jan 29, 2019
by
Mk Utkarsh
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closed as a duplicate of:
MadeEasy Subject Test 2019: Combinatory - Permutations And Combinations
The number of ways, we can arrange 5 books in 3 shelves ________.
Given answer 2520
n=3 r=5 so answer is 3-1+5 P5= 7p5= 2520
My answer 3*3*3*3*3= 243
Where am I doing wrong? please help
combinatory
Mayank Bansal
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Combinatory
Jan 29, 2019
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Jan 29, 2019
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Mk Utkarsh
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