Math, asked by rammohan8858, 7 months ago

if sin b is equal to 1 upon 2 prove thatif sin 20 equal to 1 upon 2 prove that 3 cos B minus 4 cos cube theta is equal to zero

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Answered by TechnoGeekBadge99

0

Answer:

c sin2 120°cosec 270° − cos2 315°sec 180° − tan2 225°cot 315°. return to top. Angles of any magnitude. As before, we take the point P on ..

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