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question mark

cos x= 3cos y then 2tan (y-x)/2=
get the answer
please give me answer

kuldeep , 7 Years ago
Grade 11
anser 1 Answers
Saurabh Koranglekar

Last Activity: 5 Years ago

Dear student

This question is incomplete as there must be boundary conditions, however

Consider x = pi/2 = y

Answer for required expression is 0

Regards

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