Math, asked by madhavi9594, 3 months ago

prove that sinº sin (60° – tita) sin (60° +tita) = 1/4 sin 3tita, hence find the value of sin 20º.sin40. sin 80°.

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Answered by anishamhetre05

2

Answer:

hii friend, here is the required answer..... sin20° sin40° sin60° sin80° =>. sin 60° sin20° sin40° sin80° =>. √3/2 sin 20° ...

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