Question

Which conic section does the equation below describe?

(x+1)² + (y - 3)2 = 4
O A. Ellipse
O B. Parabola
O C. Circle
D. Hyperbola

Answer 1

Answer is circle


Canonical equation for circle is (x — x0)2 + (3, yo)2 = R2 ,
hence (x + 1)2 + (y — 3)2 = 4 describes a circle.
Answer: C Circle.