College Algebra (10th Edition)

Published by Pearson
ISBN 10: 0321979478
ISBN 13: 978-0-32197-947-6

Chapter 2 - Section 2.3 - Lines - 2.3 Assess Your Understanding - Page 178: 6


$m_1=m_2$; y-intercepts; $m_1 \cdot m_2=-1$

Work Step by Step

RECALL: (1) Parallel lines have equal slopes but have different y-intercepts (2) Perpendicular lines have slopes whose product is $-1$ Thus, the missing expressions in the given statements are (in order): $m_1=m_2$; y-intercepts; $m_1 \cdot m_2=-1$
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