- Find the centre and radius of the circle with the equation
- `x^2-2x+y^2+3y-3/4=0` (2 marks)
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- Sketch the circle on the graph below. (1 mark)
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Show Answers Only
a. `text{Centre}\ (1,-3/2),\ \ text{Radius}\ =2`
b.
Show Worked Solution
| a. | `x^2-2x+y^2+3y-3/4` | `=0` |
| `x^2-2x+1+y^2+3y+9/4-4` | `=0` | |
| `(x-1)^2+(y+3/2)^2` | `=2^2` |
`text{Centre}\ (1,-3/2),\ \ text{Radius}\ =2`
b.