1.

If x=(3at)/(1+t^2),y=(3at^2)/(1+t^2) then (dy)/(dx)=

Answer»

`(2T)/(1-t^2)`
`(2t)/(t^2-1)`
`2t(t^2-1)`
`-2t(t^2-1)`

ANSWER :A


Discussion

No Comment Found