The center and the radius of the circle
Answer to Problem 10CR
Solution:
The center is
Explanation of Solution
Given information:
The equation of the circle
Here, the equation of the circle is
Now, complete the square of each expression in the parentheses
The quadratic equation
For
For
So, add
The standard form of the equation of the circle with center
Compare the given equation with
Hence, the center is
To draw the graph of the circle,
First, plot the center
Here, the radius is
Now, draw the circle passing through these points.
The graph of the circle is given as
Chapter 4 Solutions
Precalculus Enhanced with Graphing Utilities
Additional Math Textbook Solutions
Calculus, Single Variable: Early Transcendentals (3rd Edition)
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Calculus: Early Transcendentals (3rd Edition)
Calculus & Its Applications (14th Edition)
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