# Conic Sections

### Problems

Problem : Is the major axis of the following ellipse horizontal or vertical: + = 1 ?

Problem : Find a , b , and c of the ellipse + = 1 .

Problem : Find a , b , and c of the ellipse 9x 2 +3y 2 - 36x - 6y + 12 = 0 .

Problem : Find the vertices of the ellipse 2x 2 +3y 2 - 6 = 0 .

Problem : What is the eccentricity of the ellipse 81x 2 + y 2 - 324x - 6y + 252 = 0 ?

Problem : What is the center and radius of the circle x 2 + y 2 - 8x - 16y + 60 = 0 ?

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