Question

Find the value of sin pi/14.sin 3 pi/14.sin 5pi/14. sin7pi/14. sin 9pi/14. sin 11pi/14. sin13pi/14.

Answer 1

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       HERE WE GO...........

THE VALUE OF TE SINπ /14.SIN π/14.SIN5π/14.SIN7/14.SIN9π/14.SIN11π/14. SIN13π/14

         SIN  ( π.3π.5π.7π.9π.11π.13π/14)

         SIN ( 49π/14)

         SIN (3.5)

         SIN 3.5 VALUE IS 0.0613

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