Mathematics · Circle
The parametric equations of the circle x2 + y2 + 2x - 4y - 4 = 0 are:
- 1x = 1 + 3 sin θ, y = -2 + 3 cos θ
- 2x = -1 + 3 sin θ, y = -2 + 3 cos θ
- 3x = 1 + 3 cos θ, y = -2 + 3 sin θ
- 4x = -1 + 3 cos θ, y = 2 + 3 sin θ✓
Correct answer
x = -1 + 3 cos θ, y = 2 + 3 sin θ
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