Algebra 2  Conic Sections
posted by Kay on .
I'm unsure of how to do this. Walk me through it?
Identify the conic section represented by each equation.
x^2  4y^2 + 4x + 8y  16 = 0
x^2  4x  y + 7 = 0
x^2 + y^2  4x + 2y + 1 = 0

What is the distance between P(3, 2) and Q(5, 2)?