Math, asked by dhruvishah348, 3 months ago

find the value of n or r :
15C(n+3) = 15C2n

Answers

Answered by ajayv9297

Step-by-step explanation:

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Answered by dolemagar

Step-by-step explanation:

15C(n+1)= 15C2n

n+1=2n

1= 2n-n

n=1

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