Computer Science, asked by simranpreet65, 6 months ago

evaluate c(19 17)+c(19 18)

Answers

Answered by gsyashaswini2240

0

Explanation:

n

C r

=

(n−r)!r!

n!

19

C

18

+

19

C

17

=

18!

19!

+

17!2!

19!

=19+

2

19×18

=19+171

=190

Answered by nd081856

1

Answer:

c(19+17)+c(19+18)

19c+17c+19c+18c

36c+36c

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