Show that (A+ B)² is different from A? + 2AB + B², when [1 0] -2 2" and B = A = %3D (A + B)(A + B) = A? + 2AB+ B²: Write down the correct rule for (A + B)(A +B): A²+ +B?.
Show that (A+ B)² is different from A? + 2AB + B², when [1 0] -2 2" and B = A = %3D (A + B)(A + B) = A? + 2AB+ B²: Write down the correct rule for (A + B)(A +B): A²+ +B?.
Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
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Chapter 2.3 Question 10
Transcribed Image Text:Show that (A+ B)² is different from A² + 2AB + B², when
[1 07
3 0
-21
and B =
-2
A
%3D
(A+ B)(A+ B) =
A? + 2AB + B² =
Write down the correct rule for (A+ B)(A +B): A²+
8, +B?.
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