To determine: The equivalent Cartesian equation for the given polar equation. Also, identify the graph without using a grapher.
Answer to Problem 30E
The required equation is
Explanation of Solution
Given information:
The polar equation:
Calculation:
The given equation is
Rewrite the above equation as:
To find the required Cartesian equation, use the formulas
Substitute
The above equation is an equation of a circle and its radius is
Hence, the required equation is
Chapter 11 Solutions
Calculus 2012 Student Edition (by Finney/Demana/Waits/Kennedy)
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