TMUA 2022 Paper 1 Q2 — Worked Solution

P1·Coordinate Geometry, Inequalities·5.0Official · 2022 · Q2

completing-the-squareequation-of-circlequadratic-inequality

Find the complete set of values of

p

for which the equation

x^{2} - 2 p x + y^{2} - 6 y - p^{2} + 8 p + 9 = 0

describes a circle in the

x y

-plane.

Discussion

No discussions yet. Stuck, or want to share an approach? Start the first one.