prove that sin (a/2)sin(b/2)sin(c/2)<=1/8 where a,b,c are angles of triangle abc

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- December 28th 2010, 01:30 AMprasumtrigo inequality
prove that sin (a/2)sin(b/2)sin(c/2)<=1/8 where a,b,c are angles of triangle abc

- December 28th 2010, 01:53 AMBAdhi
try and

- December 30th 2010, 03:07 PMArchie Meade
- December 30th 2010, 06:27 PMprasum