vanshikaaapatel vanshikaaapatel
  • 16-04-2020
  • Mathematics
contestada

If nCr : (n+1)Cr : (n+2)Cr = 1:3:7, find the values of n and r.

Respuesta :

saryul
saryul saryul
  • 18-11-2020

Answer:

r=4, n=5

Step-by-step explanation:

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