Precalculus: Mathematics for Calculus, 7th Edition

Published by Brooks Cole
ISBN 10: 1305071751
ISBN 13: 978-1-30507-175-9

Chapter 1 - Section 1.9 - The Coordinate Plane; Graphs of Equations; Circles - 1.9 Exercises - Page 103: 69

Answer

Refer to the image

Work Step by Step

1) To build the table, we have to plug in x, or y, values into the equation given. For problem a, we plug in values for x, and in problem b, we plug in values for y. 2) To the find the y-intercepts, we have to plug in zero for x to find what value of y does the graph go through. The same process is used for x-intercepts except we plug in zero for y.
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