JEE Advanced 2013 Mathematics question

MathematicsTrigonometric Ratio and IdentitiesJEE Advanced 2013

Match List I with List II and select the correct answer using the code given below the lists : List I P. takes value Q. If cos x + cos y + cos z = 0 = sin x + sin y + sin z then possible value of is R. If then possible value of sec x is S. If , x ≠ 0, then possible value of x is List II 1. 2. 3. 4. 1

Answer: (B)

Solution

P: , and . The ratio is ; then , whose square root is

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Question ID VK-026241