Chapter 9: Q 17. (page 775)
Use polar coordinates to graph each of the following functions.
Short Answer
The required graph is:

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Chapter 9: Q 17. (page 775)
Use polar coordinates to graph each of the following functions.
The required graph is:

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In Exercises 32–47 convert the equations given in polar coordinates to rectangular coordinates.
In Exercises 24–31 find all polar coordinate representations for the point given in rectangular coordinates.
Measurements indicate that Earth’s orbital eccentricity is and its semimajor axis is astronomical units.
(a) Write a Cartesian equation for Earth’s orbit.
(b) Give a polar coordinate equation for Earth’s orbit, assuming that the sun is the focus of the elliptical orbit.
in exercise 31-36 find a definite integral that represents the length of the specified polar curve, and then use graphing calculator or computer algebra system to approximate the value of integral
one petal of the polar rose
Each of the integrals or integral expressions in Exercises represents the area of a region in the plane. Use polar coordinates to sketch the region and evaluate the expressions.
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