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Let Y= SinxCos3x/CosxSin3x then
  1. Y may equal to 1/3
  2. Y may equal to 3
  3. Set of possible values of y is (-infinity ,1/3)U(3,infinity)
  4. Set of values of y is (-infinity,1/3]U(3,infinity)

Rishabh gupta , 6 Years ago
Grade 11
anser 2 Answers
Saurabh Koranglekar

Last Activity: 6 Years ago

https://www.askiitians.com/forums/IIT-JEE-Entrance-Exam/show-that-the-value-of-tan-x-tan-3x-whereever-defi_108506.htm
simplify a bit and follow the link576-1517_1.PNG

Deepak Kumar Shringi

Last Activity: 6 Years ago

562-1105_Capture.JPG

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