tan20^(@)tan40^(@)tan80^(@)=sqrt(3)

Prove that tan20^(@) tan40^(@) tan80^(@) = sqrt3

Show that tan20^@tan40^@tan80^@=sqrt3

tan20^(@)-tan80^(@)+sqrt(3)=

Prove that tan20^(@)tan40^(@)tan80^(@)=tan60^(@) .

Prove that: tan20^(@)tan40^(@)tan80^(@)=tan60^(@)

Prove that tan20^(@)tan40^(@)tan80^(@)=tan60^(@)

Assertion (A): tan40^(@) + tan 80^(@) - sqrt(3)tan 40^(@) tan80^(@)=-sqrt(3) Reason ( R): tan( A + B) =tan A + tan B + tan(A + B) tan A tan B

Prove that tan 20^(@) tan 40^(@) tan 80^(@)=tan 60^(@)

(tan20^(@)tan40^(@)tan80^(@))^(2) is a prime number. True or false

Prove that: tan20^(@)tan40^(@)tan60^(@)tan80^(@)=3