Prove the following- cos 4x-cos 3x-cos 2x-sin 4x-sin 3x-sin 2x - cot 3x

LHS= cos 4x+cos 3x+cos 2x / sin 4x+sin 3x+sin 2x #160;= cos 4x+cos 2x+cos 3x / sin 4x+sin 2x+sin 3x = 2cos( 4x+2x 2 #160;) #160;c ...

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Trigonometric Ratios of Multiples of an Angle

Prove the fol...

Question

Prove the following:
$\frac{c o s 4 x + c o s 3 x + c o s 2 x}{s i n 4 x + s i n 3 x + s i n 2 x} = c o t 3 x$

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