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Is it possible to work out the centre of an ellipse?
The question asks for the eccentric angle of the ellipse with the equation x²+9y²=13 at point (2,1)...
I have no idea how to get this, I know that the angle would be arctan(1/2) if the ellipse was centred at (0,0)
Thanks
The question asks for the eccentric angle of the ellipse with the equation x²+9y²=13 at point (2,1)...
I have no idea how to get this, I know that the angle would be arctan(1/2) if the ellipse was centred at (0,0)
Thanks