Find the value of `cot(pi/24)`

Find the value of cot""(pi)/20.cot""(3pi)/20.cot""(5pi)/20.cot""(7pi)/20.cot""(9pi)/20

Find the value of cot (pi)/(32)-"tan"(pi)/(32)-2"tan"(pi)/(16)

If cos ec theta=(p+q)/(p-q) then find the value of |cot((pi)/(4)+(theta)/(2))|

Find the value of (cos pi)/(24) and (sin pi)/(24)

Find the value of : cot^(-1)cot((5pi)/4)

If (-pi)/(2) < theta < (pi)/(2) " and " theta ne pm (pi)/(4), then the value of cot ((pi)/(4) + theta) cot ((pi)/(4) - theta) is

Find the value of int_(0)^(pi)(cot^(-1)(sinx-(1)/(2))+cot^(-1)((2)/(2sinx-1)))dx .

Find the value of cot(tan^(-1)a+cot^(-1)a)

Find the value of cot10^(@).cot20^(@).cot60^(@).cot70^(@).cot80^(@) .