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How many chords can be drawn, through 23...

How many chords can be drawn, through 23 points on a circle?

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MAXIMUM PUBLICATION-PERMUTATION AND COMBINATIONS-EXAMPLE
  1. What is the number of ways of choosing 4 cards from a pack of 52 playi...

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  2. If ^nC9 =^nC8 find 'n' and ^nC17

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  3. How many chords can be drawn, through 23 points on a circle?

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  4. Simplify (nP4)/((n-1)P3

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  5. In how many different ways can the letters of the word HEXAGON be perm...

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  6. In how many different ways can a team of 3 boys and 3 girls be selecte...

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  7. if 1/(8!) +1/(9!) = x/(10!) , then find x.

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  8. How many 4 digit numbers are there with no digit repeated?

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  9. If nC8 = nC2, then find nC3 ?

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  10. Consider all the letters of the word 'FALIURE' How many words can be...

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  11. Consider all the letters of the word 'FALIURE' How many words can be...

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  12. Consider all the letters of the word 'FALIURE' How many words begin ...

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  13. Find the value of n such that nP5=42 xx nP3,n>4

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  14. How many words, with or without meaning, can be formed using all the l...

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  15. If 2nC3 : nC3 = 12:1 find n.

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  16. What is the number of ways of choosing 4 cards from a pack of 52 playi...

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  17. If nC9 = nC8 find nC17

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  18. A committee of 5 person is to be selected from a group of 4 men and 5 ...

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  19. If nC9 = nC8 find nC17

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  20. How many three digit number can be formed using the digits 1,2,3,4,5 i...

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