" If "tan35^(@)+cot37^(@)+tan325^(@)=x tan53^(@)+tan127^(@)" then "x=

If tan 35^(@) +cot 37^(@) +tan 325^(@)=x tan 53^(@)+ tan 127^(@) then x=

" If tan35^(0)+cot37^(0)+tan325^(@)=x tan53^(0)+tan127^(0) then x=

What is the value of ( cosec (78^(@) - theta) - sec ( 12^(@) + theta) - tan (67^(@) + theta) + cot (23^(@) - theta) )/( tan 13^(@) tan 37^(@) tan 45^(@) tan 53^(@) tan 77^(@) ) ?

log tan17^(@)+log tan37^(@)+log tan53^(@)+log tan73^(@)=

log tan17^(@)+log tan37^(@)+log tan53^(@)+log tan73^(@)=

Prove that : tan53^(@)=tan37^(@)+2 tan16^(@) .

Without using the trigonometric tables, evaluate the following : (11)/(7) (sin 70^(@))/(cos 20^(@)) - (4)/(7) (cos 53^(@) "cosec" 37^(@))/(tan 15^(@) tan 35^(@) tan 55^(@) tan 75^(@))

Prove that, tan 35^(@) + tan 10^(@) + tan35^(@) tan 10^(@) = 1

Identify the correct statement/s tan20^(@)+tan25^(@)+tan35^(@)=tan20^(@)tan25^(@)tan35^(@)

Prove that (tan25^(@)-tan35^(@)+tan85^(@))/(tan25^(@)tan35^(@)tan85^(@))=3