1.

((cosA+cosB)/(sinA-sinB))^(2012)+((sinA+sinB)/(cosA-cosB))^(2012)=

Answer»

`2cos^(2012)((A+B)/2)`
`2COT^(2012)((A-B)/2)`
`2tan2012((A+B)/2)`
`2tan^(2012)((A-B)/2)`

Answer :B


Discussion

No Comment Found

Related InterviewSolutions