1.

If sin x + sin y = (sqrt(3) + 1)/(2) and cos x + cos y = (sqrt(3) - 1)/(2), then tan^(2)((x-y)/(2)) + tan^(2)((x+y)/(2)) =

Answer»

`8 + 4sqrt(3)`
`6 + 4sqrt(3)`
`3 + SQRT(3)`
`12 + 6sqrt(3)`

ANSWER :A


Discussion

No Comment Found

Related InterviewSolutions