The number of terms which are not similar in the expansion of (l + m + n) ^6 is?

Dear Student,

Please find below the solution to the asked query :
We know that number of distinct term in the expansion of, x1+x2+....+xmn is n+m-1Cm-1So here  in l+m+n6 number of distinct term =6+3-1C3-1=8C2=8!2!×6!=28 

Hope this would clear your doubt about the topic.

If you have any more doubts just ask here on the forum and our experts will try to help you out as soon as possible.


  • 9
What are you looking for?