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MODERN PUBLICATION-BINOMIAL THEOREM-EXERCISE
- Every body in a room shakes hand with every body else. The total numbe...
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- ""^15C8+""^15C9-""^15C6-""^15C7=
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- If the rth term in the expansion of (x/3-2/x^2)^10 contains x^4, then ...
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- If 5^(99) is divided by 13, the remainder is
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- The total number of terms in the expansion of (x+y)^100 after simplifi...
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- If Pm stands for ""^mPm, then : 1+1.P1+2P2+3P3+.........+nPn is equal...
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- The number of positive integers satisfying the inequality ""^(n+1)C(n-...
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- The number of diagonals of a polygon of 20 sides is :
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- he number of ways in which 5 boys and 5 girls can be seated for a phot...
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- (""^8C0)/6-""^8C1+""^8C2 .6-""^8C3 .6^2+....+ ""^8C8 .6^7 =
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- What is the smallest natural number n such that n ! is divisible by 99...
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- What is the number of words formed from the letters of the word ‘JOKE’...
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- Find the coefficient indepandent of x in the expansion of (1 + x +...
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- The number of ways in which 6 men and 5 women can sit at a round table...
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- A student is to answer 10 out of 13 questions in an examination such t...
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- If ""^nCr denotes the number of combinations of n things taken r at a ...
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- The number of integral terms in the expansion of (sqrt3 + root(8)(5))^...
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- The coefficient of t^24 in (1+t^2)^2 (1+ t^12) (1+ t^24) is:
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- How many ways are there to arrange the letters in me word ‘GARDEN’ wit...
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- If ^n-1Cr=(k^2-3)^n C(r+1),then k in
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