(a)
To Find: The equation of a
(a)
Answer to Problem 49PPS
Explanation of Solution
Given:
Equation of the circle
Here
Thus
Find the center using the Mid-Point formula
Now
Now
Find the radius using the distance formula
Here
Thus
Equation of the circle is
Now the new center with the radius
Equation of the new circle is
Hence,
(b)
To Find: The equation of a circle concentric with the circle at the right with the radius
(b)
Answer to Problem 49PPS
Explanation of Solution
Given:
Equation of the circle is
Now the new center with the radius
Equation of the new circle is
Hence,
(c)
To Graph: The circles in part (a) and (b)
(c)
Answer to Problem 49PPS
Explanation of Solution
Given:
Equation of the circle is
Equation of the two concentric circle is
Thus
The graph
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Algebra 2
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