Chapter 9: Q. 29 (page 621)
In Problems 27–32, the vector v has initial point P and terminal point Q. Write v in the form ai + bj + ck; that is, find its position vector.
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Explain how you proceed to convert from rectangular coordinates to polar coordinates.
Use the figure at the right. Determine whether the given statement is true or false.
In Problems 13–28, transform each polar equation to an equation in rectangular coordinates. Then identify and graph the equation. Verify your graph using a graphing utility.
The difference formula for cosine is
In Problems 61–66, graph each pair of polar equations on the same polar grid. Find the polar coordinates of the point(s) of intersection and label the point(s) on the graph.
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