Find the equation of a circle whose centre is (2,-3) and radius 5.

Explanation

To find the equation of a circle with a given center and radius, we can follow these steps:

### Step 1: Identify the center and radius
The center of the circle is given as (2, -3) and the radius is given as 5.

### Step 2: Write the general equation of a circle
The general equation of a circle with center (h, k) and radius r is given by:
\[
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