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17. Combinations
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Q1 of 118 Page 18

Evaluate the following:

35C35

We know that ..... (1)


And also n! = n(n – 1)(n – 2)…………2.1


Given that we need to find the value of


From (1)


⇒


⇒


We know that 0! = 1


⇒


⇒


∴ The value of is 1.


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Questions · 118
17. Combinations
1 1 1 1 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 20 20 20 1 2 3 4 5 5 5 6 7 8 8 8 9 10 11 12 13 14 15 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 30 30 31 32 33 1 2 3 3 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27
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