Question

please answer this friends

Answer 1

tan35°- tan(90-35°)

tan35°-tan35°= 0


so , 0 is your answer.

Answer 2

HI FRIEND YOUR ANSWER IS

tan 35° - cot 55 °
= tan 35° - cot (90°-18°)
= tan 35° - tan 35°
= 0