sin12^@sin24^@sin48^@sin84^@=...

`sin12^@sin24^@sin48^@sin84^@=`

A

` cos 20^(@) cos 40^(@) cos 60^(@) cos 80^(@)`

B

` sin 20^(@) sin 40^(@) sin 60^(@) sin80^(@)`

C

`3/15`

D

`1/16`

Verified by Experts

The correct Answer is:

A

Similar Questions

Explore conceptually related problems

Prove the following: sin20^@sin40^@sin60^@sin80^@=3/16

sin18^@sin70^@+sin16^@sin36^@=

Without using trignometric tables,prove the following: sin10^@+sin50^@-sin80^@+sin140^@=sqrt2sin25^@

The value of sin10^@sin30^@sin50^@sin70^@ is equal to

sin 12^(@) sin 48^(@) sin 54^(@) is equal to

sin47^@+sin61^@-sin11^@-sin25^@=

sin10^@+sin20^@+sin30^@+...+sin360^@ is equal to

Prove the following: sin47^@+sin61^@-sin11^@-sin25^@=cos7^@

sin^2(3^@)+sin^2(6^@)+sin^2(9^@)+...+sin^2(84^@)+sin^2(87^@)+sin^2(90^@)=

(cos12^@-sin12^@)/(cos12^@+sin12^@)+sin147^@/(cos147^@)=