1.

A=cos 20^(@)cos 40^(@) cos60^(@)cos 80^(@), B=cos6^(@)cos42^(@)cos66^(@)cos78^(@) and C=cos 36^(@)cos72^(@)cos 108^(@)cos 144^(@) then

Answer»

`AGTBGTC`
`BgtCgtA`
`CgtAgtB`
`A=B=C`

ANSWER :D


Discussion

No Comment Found

Related InterviewSolutions