In Problems 39 and 40, let A and B be n X n matrices. Explain why, in general, the given formula is not valid. 39. (A + B)2 = A? + 2AB + B² → 40. (А + B)(A - В) — А? — В?
In Problems 39 and 40, let A and B be n X n matrices. Explain why, in general, the given formula is not valid. 39. (A + B)2 = A? + 2AB + B² → 40. (А + B)(A - В) — А? — В?
Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
Publisher:Robert F. Blitzer
ChapterP: Prerequisites: Fundamental Concepts Of Algebra
Section: Chapter Questions
Problem 1MCCP: In Exercises 1-25, simplify the given expression or perform the indicated operation (and simplify,...
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![In Problems 39 and 40, let A and B be n × n matrices. Explain
why, in general, the given formula is not valid.
39. (A + B)² = A? + 2AB + B² · →
40. (A + B)(A – B) = A² – B²](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2F3548a56e-73e7-44a9-a59f-8f11992646d8%2F1cea5347-d350-45e7-b4ef-8c1e9c7a4f88%2Fxgyqqdn8_processed.jpeg&w=3840&q=75)
Transcribed Image Text:In Problems 39 and 40, let A and B be n × n matrices. Explain
why, in general, the given formula is not valid.
39. (A + B)² = A? + 2AB + B² · →
40. (A + B)(A – B) = A² – B²
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