Latest IIT-JEE Aptitude Question SOLUTION: Prove that , cos 510 cos330 +sin 390 cos 120 = –1

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Previous Question: Find the value of the following trigonometric ratios - (a) cos (–45) (b) sin (–30) (c) cot (–60) Next Question: prove: sin (A + B) =sin A cos B + cos A sin B

(#M40027337) IIT-JEE question Trigonometric Ratios Keep an EYE

Prove that , cos 510 cos330 +sin 390 cos 120
= –1: Asked In IIT-JEE MAN (10 years ago); Unsolved; Is this Puzzle helpful? (3) (2) Submit Your Solution

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Previous Question: Find the value of the following trigonometric ratios - (a) cos (–45) (b) sin (–30) (c) cot (–60) Next Question: prove: sin (A + B) =sin A cos B + cos A sin B

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