(tan80^(@)-tan10^(0))/(tan70^(@))=

(tan80^(@)-tan10^(@))/(tan70^(@))

(tan80^(@)-tan10^(@))/(tan70^(@))

(tan80^(@)-tan10^(@))/(tan70^(@))=k, then k=?

(tan8 0^(@)-tan1 0^(@))/tan70^(@)

The value of (tan70^(@)-tan20^(@))/(tan50^(@))=

Find the exact value of the expression (tan70^(@)-tan20^(@)-2tan40^(@))/(tan10^(@))

The value of (tan70^(0)-tan20^(0))/(tan50^(0)) =

If A+B=(pi)/(2)rArr Tan A Tan B=1 , rArr Tan(A-B)=(tan A-tan B)/(1+tan A tan B)=(tan A-tan B)/(2) , rArr tan A=tan B+2tan(A-B) , (tan40^(@)+2tan10^(@))*(tan70^(@)-Tan20^(@))=

tan10^(@)-tan50^(@)+tan70^(@)=?