1.1 – N – Analytical Geometry – II Exercise Problems With Solutions
1. Find the equation of the circle with centre (1, -2) and radius 5 units. Soln: We know that the equation of circle is (x – h )2 + (y – k )2 = r2 Here h = 1, k = – 2 (given) and r = 5 (x – 1 )2 + (y + 2 )2 = 52 x2 – 2x + 1+ y2 + 4y + 4= 25 x2 + y2 – 2x + 4y + 5 -25 = 0 x2 + y2 – 2x + 4y…
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