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MODERN PUBLICATION-PERMUTATIONS AND COMBINATIONS-EXERCISE
- How many numbers are there between 100 and 1000 such that every digit...
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- Compute the following : 5!.
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- Compute the following : 6!.
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- Compute the following : 7!.
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- Compute the following : 7!-5!.
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- Compute the following : 4!-3!.
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- Compute the following : (9!-8!)/(7!).
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- Compute the following : 2xx6!-3xx5!.
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- Compute the following : 3 xx4!+ 7xx4!.
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- Compute the following : (8!)/(2xx6!).
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- Compute the following : (12!)/((10)!(2)!).
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- Find the value of (20!)/(18! (20 - 18)!)
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- Is 3 ! + 4 ! = 7 ! ?
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- Convert the following into factorials : 2.4.6.8.10 .
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- Convert the following into factorials : 4.5.6.7.8.9.10.11.
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- Compute 2!+3!. Is 2!+3!= 5!?
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- Compute (8!)/(4!). Is (8!)/(4!)= 2! ?
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- Evaluate (n- r)!, when : n=6, r=2.
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- Evaluate (n- r)!, when : n=9, r=5.
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- Evaluate (n!)/((n-r)!) when : n= 10, r=4.
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- Evaluate (n!)/((n-r)!) when : n=12, r=3.
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