if-180-prove-sin-sin-sin-sin-pi-3-lt-4-sin-pi-3-

Question Number 116524 by abdullahquwatan last updated on 04/Oct/20

if α + β + γ = 180 °

prove :

\sin α + \sin β + \sin γ + \sin \frac{π}{3} < 4 \sin \frac{π}{3}

Commented by TANMAY PANACEA last updated on 04/Oct/20

s o l v e d b u t c o u l d n o t u p l o a d i m a g e

Answered by TANMAY PANACEA last updated on 04/Oct/20

Commented by abdullahquwatan last updated on 05/Oct/20

thank you sir