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If ""^nC8= ""^nC9, then n is:...

If `""^nC_8= ""^nC_9`, then n is:

A

1

B

17

C

0

D

10

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MODERN PUBLICATION-BINOMIAL THEOREM-EXERCISE
  1. The value of (7!)/(5!) is :

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  2. If ""^nCr= ""^nCs, then n is:

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  3. If ""^nC8= ""^nC9, then n is:

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  4. The value of (7!)/(5!) is :

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  5. The value of ""^8P7 is

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  6. The value of ""^(15)C(11)+""^(15)C(10) is equal to

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  7. If ""^nP4=5 ""^nP3, then n is :

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  8. The value of ""^(15)C(11)+""^(15)C(10) is equal to

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  9. The number of straight lines that can be drawn out of 10 points of whi...

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  10. The number of diagonals that can be drawn by joining the vertices of a...

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  11. The number of divisors of the number 56 excluding 1 and 56 is :

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  12. The number of 3-digit odd numbers, by using the digits 1,2,3,4,5,6 whe...

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  13. There are 15 points in a plane, no three of which are in a st. line, e...

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  14. Number of triangles formed by joining 12 points, 7 of which are in the...

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  15. If 7 points out of 12 are in the same straight line, then the number o...

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  16. The total number of terms in the expansion of (x+y)^100+ (x-y)^100 aft...

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  17. The coefficient of x^17 in the expansion of : (x-1)(x-2)(x-3) ...... ...

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  18. Let Sp and Sq be the coefficients of x^p and x^q respectively in (1 + ...

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  19. Find the coefficient of x^5 in the expansion of (x+3)^6 is :

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  20. If x=1/3, then the greatest term in the expansion of (1+4x)^8 is the :

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