Find the Cartesian Coordinates of the Given Point $( - 9,2 \pi / 3 )$

question 374

Multiple Choice

Find the Cartesian coordinates of the given point.
- $( - 9,2 \pi / 3 )$

• A) \(\left( \frac { - 9 \sqrt { 3 } } { 2 } , \frac { 9 } { 2 } \right)\)
• B) \(\left( \frac { - 9 } { 2 } , \frac { 9 } { 2 } \right)\)
• C) \(\left( \frac { 9 } { 2 } , \frac { - 9 } { 2 } \right)\)
• D) \(\left( \frac { 9 } { 2 } , \frac { - 9 \sqrt { 3 } } { 2 } \right)\)

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