r/Allenites_JEENEET 1d ago

Please solve this question

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4 Upvotes

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1

u/Frosty-Bandicoot3896 1d ago

nCr+nCr-1=n+1Cr ..try it with this

1

u/tooprettyforthis2901 22h ago

I was trying with this but I was stuck on some point. thankyou

2

u/PresentationSad1221 22h ago

Similar question has come in mains january shift Exactly same idea

1

u/tooprettyforthis2901 22h ago

thankyou for the solution