Find `tan15^@` and hence show that `tan15^@+cot15^@=4`

Find tan 15^@ and hence show that tan 15^@+ cot 15^@ = 4 .

Show that tan 15^@ + cot 15^@ = 4

Find tan 15^(@) and hence show that tan 15^(@) + cot 15^(@) =4 .

Show that tan 15^@ + tan 75^@ = 4

tan75^@+tan15^@=….

Prove that (tan75^(@))/(cot15^(@))=1

Evaluate tan15^@

Find the value of : tan 15^@

If tan 15^(@) = 2 - sqrt(3) , then show that 2 tan 1095^(@) + cot 975^(@) + tan (-195^@) = 4 - 2sqrt(3) .

If tan 15^@=2-sqrt3 , then the value of tan15^@ cot 75^@+tan75^@ cot 15^@ is