T T T F 29. If x and y are real numbers and x² < y² then x < y. F 30. Let A, B, C and D be sets with ACC and B C D. If A and B are disjoint, then C and D are disjoint. 31. If a and bare nonnegative real numbers and a + b = 0, then a = 0. F
T T T F 29. If x and y are real numbers and x² < y² then x < y. F 30. Let A, B, C and D be sets with ACC and B C D. If A and B are disjoint, then C and D are disjoint. 31. If a and bare nonnegative real numbers and a + b = 0, then a = 0. F
Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter1: Fundamental Concepts Of Algebra
Section1.1: Real Numbers
Problem 1E
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