cos x= 3cos y then 2tan (y-x)/2=get the answerplease give me answer
kuldeep , 7 Years ago
Grade 11
Trigonometry> cos x= 3cos y then 2tan (y-x)/2= get the ...
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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