MCQ
Circle ${x^2} + {y^2} + 6y = 0$ touches
- A
- ✓
- C
- DThe line $y + 3 = 0$
✓
Answer
Correct option: B.
b
(b) Centre is $(0, -3)$ and $R = \sqrt {{0^2} + 9 + 0} = 3$.
(b) Centre is $(0, -3)$ and $R = \sqrt {{0^2} + 9 + 0} = 3$.
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