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Identify the graph of r=4 cos theta + 4 sin theta

0 votes

by transforming it into rectangular coordinates.?

polar-rectangular-coordinates

asked Aug 5, 2014 in PRECALCULUS by anonymous

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1 Answer

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Convert the equation polar to rectangular form.

Substitute the values and

The coefficients of x² and y² are the same sign and with equal coefficients.

Therfore, the equation is a circle.

answered Aug 5, 2014 by david Expert

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