" iv) "tan75^(0)

Evaluate: i) cos75^(@) , ii) cos15^(@) , iii) tan75^(@) , iv) tan105^(@) , v) sin105^(@)

Find the values of the following: tan15^(0) ij.tan75^(0)

The value of "tan"75^(@)-"cot"75^(@) is equal to

Prove that: tan75^(@)+cot75^(0)=4

Show that tan75^(@)+cot75^(0)=4

Evaluate : (2sin68^(0))/(cos22^(0))-(2cot15^(0))/(5tan75^(0))-(3tan45^(0)tan20^(@)tan40^(@)tan50^(@)tan70^(@))/(5)

Find the values of sin75^(@), cos75^(@), tan75^(@) and cot75^(@) .

The value of tan75^(@)-cot75^(@) is

Find the value of tan75^(@) :