" (i) "[" Show that: "],[qquad (i)(1-sin60^(@))/(cos60^(@))=(tan60^(@)-1)/(tan60^(@)+1)]

Prove (1-sin60^(@))/(cos60^(@))=(1-tan30^(@))/(1+tan30^(@))

Show that : (i) (1-sin60^(@))/(cos60^(@))=(tan60^(@)-1)/(tan60^(@)+1) (ii) (cos30^(@)+sin60^(@))/(1+sin30^(@)+cos60^(@))=cos30^(@)

Show that : (1-sin60^(@))/(cos60^(@))=2-sqrt3 .

tan60^(@)cos60^(@)+cot60^(@)sin60^(@)=_____ .

(tan60^(@)-tan30^(@))/(1+tan60^(@)tan30^(@))=tan30

(tan60^@)/(sin60^@+cos30^@)

Show that (tan 60^(@)-tan30^(@))/(1+tan 60^(@) tan 30^(@))= tan 30^(@) .

Prove that sqrt((1+cos30^(@))/(1-cos30^(@)))=sec 60^(@)+tan60^(@) .

(tan30^(@)cos ec60^(@)+tan60^(@)sec30^(@))=?

Evaluate (tan60^(@)-tan30^(@))/(1+tan60^(@)tan30^(@)) .