Which set of rectangular coordinates describes the same location as the polar coordinates (3squareroot2,3pi/4?

Y

yoyoyoyoyoyoyo

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Which set of rectangular coordinates describes the same location as the polar coordinates (3squareroot2,3pi/4)?

1) (-3,3)
2) (-3,-3)
3) (-3square2,3square2)
4) (3,-3)
 
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