Determine if the equation forms a circle. If so, state the radius and center. (a) a +y - 4x + 10y + 2 = 0 (b) (x + 2)² + y³ = 21

College Algebra (MindTap Course List)
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Chapter7: Conic Sections And Quadratic Systems
Section7.CT: Chapter Test
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Determine if the equation forms a circle. If so, state the radius and center.
(a) a² +y – 4.x + 10y + 2 = 0
(b) (r + 2)² + y° = 21
thot nasse
through the noin
Transcribed Image Text:Determine if the equation forms a circle. If so, state the radius and center. (a) a² +y – 4.x + 10y + 2 = 0 (b) (r + 2)² + y° = 21 thot nasse through the noin
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