evaluate tan^-1 [tan (5pi/6) + cos^-1 [cos (13pi/6)]
Answers
Answered by
7
tan^-1[tan(5pi/6)]+cos^-1[cos(13pi/6)]
1/tan[tan(5pi/6)]+1/cos[cos(13pi/6)]
5pi/6+13pi/6 (after cutting tan and cos)
=18pi/6
=3pi ans
1/tan[tan(5pi/6)]+1/cos[cos(13pi/6)]
5pi/6+13pi/6 (after cutting tan and cos)
=18pi/6
=3pi ans
Similar questions