The equation x² + y² – 4x + 2y = b desc ribes a circle (a) Determine the y coordinate of the center of the circle (b) The radius of the circle is 7 units. What is the value of b in the equation?
The equation x² + y² – 4x + 2y = b desc ribes a circle (a) Determine the y coordinate of the center of the circle (b) The radius of the circle is 7 units. What is the value of b in the equation?
Chapter3: Graphs And Functions
Section3.1: Graph Linear Equations In Two Variables
Problem 71E: Do you prefer to use the method of plotting points or the method using the intercepts to graph the...
Related questions
Question
Transcribed Image Text:The equation
x² + y? – 4x + 2y = b desc
ribes a circle
(a) Determine the y coordinate of
the center of the circle
(b) The radius of the circle is 7
units. What is the value of b in the
equation?
Expert Solution
Step 1
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
Recommended textbooks for you
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Elementary Algebra
Algebra
ISBN:
9780998625713
Author:
Lynn Marecek, MaryAnne Anthony-Smith
Publisher:
OpenStax - Rice University
Glencoe Algebra 1, Student Edition, 9780079039897…
Algebra
ISBN:
9780079039897
Author:
Carter
Publisher:
McGraw Hill
Algebra: Structure And Method, Book 1
Algebra
ISBN:
9780395977224
Author:
Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:
McDougal Littell
Elementary Geometry For College Students, 7e
Geometry
ISBN:
9781337614085
Author:
Alexander, Daniel C.; Koeberlein, Geralyn M.
Publisher:
Cengage,
Intermediate Algebra
Algebra
ISBN:
9781285195728
Author:
Jerome E. Kaufmann, Karen L. Schwitters
Publisher:
Cengage Learning