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MBD PUBLICATION-PERMUTATIONS AND COMBINATIONS-QUESTION BANK
- Compute P for n=10,r=3
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- Compute P for n=11,r=0
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- Compute the (10!)/(5i)
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- Compute the 5!+6!
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- Compute the 3!xx4!
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- Compute the 1/(8!)+1/(9!)+1/(10!)
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- Compute the 2!^(3!)
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- Compute the 2^3!
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- Show that 2.6.10…….to n factors =((2n)!)/(n!)
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- Find r if P (20,r)=13.P(20,r-1).
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- Find n"if" P (n,4)=12.P(n,2)
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- IfP(n-1,3):P(n+1,3)=5:12,"Find "n.
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- Find m and n if P(m+n,2)=56,P(m-n,2)=12
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- Show that P(n,n)=P(n,n-1)"For all positive integers."
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- Show that P(m,1)+P (n,1)=P(M+n,1)for all positive integers m, n.
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- How many two digit even number of distinct digits can be formed with t...
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- How many four -digit even numbers with distinct digits can be formed o...
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- How many integers between 100 and 1000(both inclusive )consists of dis...
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- An unbiased die of six faces, market with the integers 1,2,3,4,5,6, on...
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- Find the total number of ways in which the letters of the word PRESENT...
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