sin a =12/13, sinb = 4/5. a lises in the 2nd quadrant and b lies in 1st quadrant. find tan(a+b)
Mohit , 4 Years ago
Grade 11
Trigonometry> sin a =12/13, sinb = 4/5. a lises in the ...
2 Answers
Saurabh Koranglekar
Last Activity: 4 Years ago
Dear student
sin A = 12/13
cos A = -5/13
tan A = -12/5
similarly, tan B = 4/3
now tan(A+B) = (tan A + tan B ) / ( 1- TanATanB )
plugin the values for the final answer
Regards
Vikas TU
Last Activity: 4 Years ago
Dear student
Ans would be 56/33
Hope this will help
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