In Exercises 75-78, list the quadrant or quadrants satisfying each condition. 75. xy > 0 76. 77. x > 0 and y < 0 78. x < 0 and y > 0

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter3: Functions And Graphs
Section3.1: Rectangular Coordinate Systems
Problem 36E
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In Exercises 75-78, list the quadrant or quadrants satisfying each
condition.
75. xy > 0
76.
77. x > 0 and y < 0
78. x < 0 and y > 0
Transcribed Image Text:In Exercises 75-78, list the quadrant or quadrants satisfying each condition. 75. xy > 0 76. 77. x > 0 and y < 0 78. x < 0 and y > 0
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