Question

((2 tan 30÷(1+ tan^2 30)) +(( cot^2 60 -1)÷( 2 cot 60)) what is the value of it??​

Answer 1

Answer:

[(2/√3) / (1+1/3)] + [(1/3 -1) / (2/√3)]

{ (2/√3) / [(√3+1)/3] } + [(-2/3) / (2/√3)]

6/(3+√3) + (-1/√3)

6/(3+√3) - (1/√3)

(6√3 - 3 - √3) / (3√3+3)

(5√3 - 3) / (3√3 + 3)