Find the value of `(tan 9^(@)+cot9^(@))/(tan27^(@)+cot27^(@))`.

Find the value of (cot 25^(@)+cot 55^(@))/(tan 25^(@)+tan55^(@))+(cot 55^(@)+cot 100^(@))/(tan 55^(@)+tan 100^(@))+(cot 100^(@)+cot 25^(@))/(tan 100^(@)+tan 25^(@))

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

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

Find the value of (cot25^(@)+cot55^(@))/(tan25^(@)+tan55^(@))+(cot55^(@)+cot100^(@))/(tan55^(@)+tan100^(@))+(cot100^(@)+cot25^(@))/(tan100^(@)+tan25^(@))

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

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

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

Find the value of (cot9^(@)-1)(cot18^(@)-1)(cot27^(0)-1)(cot36^(@)-1)

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