Question

without using trigonometric tables tan11 tan38 tan52 tan60 tan79​

Answer 1

Answer:

tan11 tan79 tan38 tan52 tan60

=Tan11 cot(90-79) tan38 cot(90-52) tan60

[Tan A =Cot (90-A)]

=Tan11 cot11 tan38 cot38 tan60

=1x1x Tan60

[tan A x cot A=1]

=Tan60

=root3

Hope it helps

Answer 2

Answer:

without using trigonometric tables tan11 tan38 tan52 tan60 tan79