The slop of the tangent to the ellipse (...

The slop of the tangent to the ellipse `(x^(2))/(a^(2))+(y^(2))/(b^(2)) =1` at the point `(a cos theta, b sin theta)`- is

`(b)/(a) tan theta`

`(b)/(a) cot theta`

`-(b)/(a)tan theta`

`-(b)/(a) cot theta`

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