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Answer:
x = (-15√2)/2
y = (-15√2)/2
Explanation:
x = r cos Θ
y = r sin Θ
x = 15 × cos 225° = 15 × (-√2)/2 = (-15√2)/2
y = 15 × sin 225° = 15 × (-√2)/2 = (-15√2)/2
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