Prove that the following is a valid argument: All real numbers have nonnegative squares. The number i has a negative square. Therefore, the number i is not a real number.
Prove that the following is a valid argument: All real numbers have nonnegative squares. The number i has a negative square. Therefore, the number i is not a real number.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter5: Factoring Polynomials
Section5.4: Multiplying Binomials Mentally
Problem 49WE
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