Answer
(3,11), (3, -13)
Work Step by Step
13 = \sqrt (3-(-2))^{2} + (a-(-1))^{2}, a^{2}+2a=143, a = 11, -13
Points are (3,11) and (3,-13)
College Algebra (10th Edition)
by Sullivan, Michael
Published by
Pearson
ISBN 10:
0321979478
ISBN 13:
978-0-32197-947-6
Chapter 2 - Section 2.1 - The Distance and Midpoint Formulas - 2.1 Assess Your Understanding - Page 155: 47
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