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# Thread: Work On Pascal Triangle by PiyushGoel

1. ## Work On Pascal Triangle by PiyushGoel

PiyushGoel work on Pascal Triangle.

2. ## Re: Work On Pascal Triangle by PiyushGoel

Why would a poll tell you anything? As for using Pascal's triangle to find $11^5= (10+ 1)^5= 10^5+ 5(10^4)+ 10(10^3)+ 10(10^2)+ 5(10)+ 1$, that is pretty much an 8th to 10th grade exercise.

3. ## Re: Work On Pascal Triangle by PiyushGoel

the equation you wrote we all know.
Just showing all how this happened ...............we all know the value of sin60 but how it was obtained.....