Home
Class 11
MATHS
सिद्ध कीजिए की cos 20^@ * cos 40^@ * cos...

सिद्ध कीजिए की `cos 20^@ * cos 40^@ * cos 60^@*cos 80^@ = 1/16`

Promotional Banner

Similar Questions

Explore conceptually related problems

Prove that cos 20^@ cos 40^@ cos 60^@ cos 80^@=1/16 .

Prove that cos 20^@ cos 40^@ cos 60^@ cos 80^@=1/16 .

Prove that cos 20^@ cos 40^@ cos60^@ cos80^@=1/16

Prove that cos 20^@cos 40^@cos 60^@cos 80^@=1/16 .

cos 20^(@) cos 40^(@) cos 80^(@)=

Prove that, cos20^@cos40^@cos60^@cos80^@=1/16

cos20^(@).cos40^(@).cos60^(@).cos80^(@)=1/16

cos20^(@).cos40^(@).cos60^(@).cos80^(@)=1/16

Prove the following : cos 20^@ cos 40^@ cos 60^@ cos 80^@ =1/16 .

cos20^(@)cos40^(@)cos60^(@)cos80^(@)=