Question

identify the conic section, lines of symmetry, and the domain and range.

1. x^2+y2=4

2. x=2y^2+5

Answer 1

First make the equations equal 0.

Answer 2

\[x^2+y^2=4\]

is the same as

\[(x-0)^2+(y-0)^2=2^2\]