Question

tan 13×180/12 evaluate this question

Answer 1

Answer:

13π/12 =(π+π/12) we can write .

so , tan (13π/12)=tan(π+π/12)

=)tanπ/12. 【 tanπ/12 is in third quadrant so it is taken as in positive 】

=)tan(180°/12)

=)tan15*

tan15°=2-√3, -2-√3 Ans

=)(√3-1/√3+1) Ans .

hope it help you.☺