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The equations $x=a\cos\theta+b\sin\theta$ and $y=a\sin\theta+b\cos\theta,(0\leq\theta\leq2\pi$ and $a,b$ are arbitrary constants$)$ represent

1. a circle
2. a parabola
3. an ellipse
4. a hyperbola
in Geometry
recategorized | 15 views
0
Here, $x$ should be $x = a\cos\theta - b \sin \theta$

I think this is the mistake in question??