(sin19^(@))/(cos71^(@))+(cos73^(@))/(sin17^(@))=?

((sin49^(@))/(cos41^(@))-(cos17^(@))/(sin73^(@)))=?

What is the value of (sin 19^@)/(cos 71^@) + (cos 73^@)/(sin 17^@) ?

The value of (sin43^(@))/(cos47^(@))+(cos19^(@))/(sin71^(@))-8cos^(2)60^(@) is

" The value of ((sin17^(@))(cos13^(@))+(cos17^(@))(sin13^(@)))/((cos23^(@))(cos37^(@))-(sin157^(@))(sin37^(@))) is equal to

The value of (sin 43^(@))/(cos 47^(@))+(cos 19^(@))/(sin 71^(@))-8cos^(2)60^(@) is

Evaluate the following: (i) (sin20^@)/(cos70^@) (ii) (cos19^@)/(sin71^@)

(cos17^(@)+sin17^(@))/(cos17^(@)-sin17^(@))=?

(cos(17^(@))+sin(17^(@)))/(cos(17^(@))-sin(17^(@)))= …………