A curve in the plane is defined by th...

A curve in the plane is defined by the parametric equations `x=e^(2t)+\ 2e^(-1)\ a n d\ y=e^(2t)+\ e^tdot` An equation for the line tangent to the curve at the point `t=ln2` is `5x-6y=7` (b) `5x-3y=7` `10 x-7y=8` (d) `3x-2y=3`

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