Circle A is given by the equation: (x - 5)² + (y + 7)² = 81. Where is the center of circle A? (-7,5) O (5,-7) O (-5,7) (7,-5)

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section: Chapter Questions
Problem 40RE
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Part 1 and 2

Circle A is given by the equation: (x - 5)² + (y + 7)² = 81.
Where is the center of circle A?
(-7,5)
O
(5,-7)
(-5,7)
(7,-5)
Transcribed Image Text:Circle A is given by the equation: (x - 5)² + (y + 7)² = 81. Where is the center of circle A? (-7,5) O (5,-7) (-5,7) (7,-5)
What is the equation of the circle graphed below?
642
(x - 1)² + (y+4)² = 9
(x + 1)² + (y-4)² = 3
(x + 1)² + (y-4)² = 9
(x - 1)² + (y+4)² = 3
Transcribed Image Text:What is the equation of the circle graphed below? 642 (x - 1)² + (y+4)² = 9 (x + 1)² + (y-4)² = 3 (x + 1)² + (y-4)² = 9 (x - 1)² + (y+4)² = 3
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