............are the numbers of words usi...

............are the numbers of words using the letters of word ROSE with its meaning or without its meaning.

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24

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KUMAR PRAKASHAN-OBJECTIVE SECTION AS PER NEW PAPER SCHEME -Permutations and Combinations (Fill in the blanks )

............are the numbers of words using the letters of word ROSE wi...
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Evaluate (n!)/(r!(n-r)!), when n = 5, r = 2.
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If (1)/(8!)+(1)/(9!)=(x)/(10!), find x.
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6P3 - 5P2 = ......... .
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(nP4)/((n-1)P4) =5/3 then n = ......... (where n gt 4 )
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If (n +1 ) ! = 12 (n-1) ! then n = ........... n in N
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If nP4 : nP5 = 1 : 2 then n = ............ .
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If the repetation is not allowed then we get .......... total numbers ...
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.........are the 9 digit numbers formed from the number with all digit...
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............are the total numbers words formed by the letters of the w...
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The managing director of 'KUMAR PRAKASHAN KENDRA' arranges an exam of ...
Text Solution
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n((n-1)P((r-1)))=................ .
01:44
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...........are the total numbers of ways to make a password of 5 digit...
02:50
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...........are the numbers of 7 digit formed by digits 3,4,5,4,5,5 and...
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""(n)Pr+((n),(r))=.........
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If ((n),(12))=((n),(8)) then n = ........ .
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If ""^(n)C(9)=""^(n)C(8), find ""^(n)C(17).
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If ((20) ,(r))=((20),(r+2)) then ((r),(2))=........ .
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Number of diagonal of the polygon having 10 sides = ............
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The numbers of rectangle formed by m horizontal and n vertical line ar...
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