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Find the center of the circle x=-1+2cost...

Find the center of the circle `x=-1+2costheta,y=3+2sintheta`.

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(2+sqrt(3))costheta =1 - sintheta

CENGAGE PUBLICATION-CONIC SECTIONS-All Questions
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  3. Find the center of the circle x=-1+2costheta,y=3+2sintheta.

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