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AAKASH SERIES-PERMUTATIONS & COMBINATIONS-PRACTICE EXERCISE
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- Assertion (A) : There are three doors to a room. The number of ways in...
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- If ""^(35)C(n+7)=""^(35)C(4n-2), then all the values of n are given by
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- IF ""^(15)C(r+3)=""^(15)C(2r-3), then r=
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- ""^(n-2)C(r)+2.""^(n-2)C(r-1)+""^(n-2)C(r-2) is equal to
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- If ""^(18)C(r)=""^(18)C(r+2) then ""^(R )C(5)=
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