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Grade: 11

                        

if tan x/ tan y = ( 1+ cos^2 x) /( 1 + sin^2 x) then show that sin (3x+y) = 7 sin (x-y)

if tan x/ tan y = ( 1+ cos^2 x) /( 1 + sin^2 x) then show that sin (3x+y) = 7 sin (x-y)

5 years ago

Answers : (2)

Saurabh Koranglekar
askIITians Faculty
10341 Points
							Dear student

Please check the question it is either incorrect or incomplete kindly post image of the question

Regards
one year ago
Vikas TU
14136 Points
							
Dear student 
Question is not clear 
Please attach an image, 
We will happy to  help you 
Good Luck
Cheers
 
one year ago
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