What is the equation of a circle with a center located at (4,-1) and a radius of 9? * a. (x + 4)2 + (y-1)² = 9 b. (x + 4)2 + (y-1)2 = 81 c. (x- 4)² + (y + 1)² = 9 d. (x- 4)2 + (y + 1)? = 81 %3D O a

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter11: Topics From Analytic Geometry
Section11.3: Hyperbolas
Problem 38E
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What is the equation of a circle with a center located at (4, -1) and a radius of 9? *
a. (x + 4)2 + (y-1)2 = 9
b. (x+ 4)2 + (y-1)2 = 81
c. (x-4)² + (y + 1)? = 9
d. (x- 4)2 + (y + 1)? = 81
%3D
a
Transcribed Image Text:What is the equation of a circle with a center located at (4, -1) and a radius of 9? * a. (x + 4)2 + (y-1)2 = 9 b. (x+ 4)2 + (y-1)2 = 81 c. (x-4)² + (y + 1)? = 9 d. (x- 4)2 + (y + 1)? = 81 %3D a
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