MCQ
The equation $4 x^2+4 x y+y^2=0$ represents two____.
- Areal and distinct lines
- ✓real and coincident lines
- Cimaginary lines
- Dperpendicular lines
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| X = x | 0 | 1 | 2 |
| P(X = x) | $\mathrm{q}^2$ | 2pq | $\mathrm{p}^2$ |