As n! Can also be expressed as n×(n-1)!
So if we take 1!=1 (1-1)!
it simplifies to 1!=1×0!
Therefore1=0!
there are more ways to prove that as well...
–
Rohit Udaiwal
·
2 years, 3 months ago

Log in to reply

@Rohit Udaiwal
–
Yeah it kind of goes along with the pattern of factorials, so it's nice to have it defined as 1.
I think they mentioned that in this vid too: https://www.youtube.com/watch?v=Mfk_L4Nx2ZI
–
Sudeshna Pontula
·
2 years, 3 months ago

@Tootie Frootie
–
No problem :).
Have you seen this channel before?
I don't know what they talk about half of the time :P, but its got some pretty neat stuff.
–
Sudeshna Pontula
·
2 years, 3 months ago

Log in to reply

@Sudeshna Pontula
–
well , i was not aware of this channel before. wish i had known it. .... yup it is :D ;)
–
Tootie Frootie
·
2 years, 3 months ago

## Comments

Sort by:

TopNewestAs n! Can also be expressed as n×(n-1)! So if we take 1!=1 (1-1)! it simplifies to 1!=1×0! Therefore1=0! there are more ways to prove that as well... – Rohit Udaiwal · 2 years, 3 months ago

Log in to reply

– Sudeshna Pontula · 2 years, 3 months ago

Yeah it kind of goes along with the pattern of factorials, so it's nice to have it defined as 1. I think they mentioned that in this vid too: https://www.youtube.com/watch?v=Mfk_L4Nx2ZILog in to reply

– Tootie Frootie · 2 years, 3 months ago

thank you for giving me the link :DLog in to reply

– Sudeshna Pontula · 2 years, 3 months ago

No problem :). Have you seen this channel before? I don't know what they talk about half of the time :P, but its got some pretty neat stuff.Log in to reply

– Tootie Frootie · 2 years, 3 months ago

well , i was not aware of this channel before. wish i had known it. .... yup it is :D ;)Log in to reply

– Tootie Frootie · 2 years, 3 months ago

explained well,...Log in to reply

Hint - Use nCr formulae – Vaibhav Prasad · 2 years, 3 months ago

Log in to reply