Exam (elaborations)
Circles and Parabolas 2023 update already graded A
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What is the equation of a circle? (x-h)²+(y-k)²=r² What is the equation of a parabola (x-h)² = ±4p(y-k) or (y-k)² = ±4p(x-h) Where is the center of this circle: (x-2)²+(y+3)²=16 (2,-3) Where is the focus of this parabola: (y-4)² =-24x (-6, 4)
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