Question

Find the rectangular coordinates of the point with the polar coordinates.

Answer 1

HI!!

Answer 2

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Answer 3

\[\left(-7\cos(\frac{2\pi}{3}),-7\sin(\frac{2\pi}{3})\right)\]

Answer 4

Remember that \[x=r\cos(t)\]\[y=r\sin(t)\]\[z=z\]