If possible, find AB, BA, and A². (If not possible, enter IMPOSSIBLE in any cell of the matrix.) 7 A- [4] 0 - [211] 8 = B = -4 (a) AB AB= (b) BA BA = (c) A² A² = 11

Algebra and Trigonometry (6th Edition)
6th Edition
ISBN:9780134463216
Author:Robert F. Blitzer
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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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If possible, find AB, BA, and A². (If not possible, enter IMPOSSIBLE in any cell of the matrix.)
7
--[***]
A = 8 B = 2 1 1
1]
-4
(a)
-888-
1
AB =
AB
(b) BA
BA =
A² =
(c) A²
2
-
10:
→
Transcribed Image Text:If possible, find AB, BA, and A². (If not possible, enter IMPOSSIBLE in any cell of the matrix.) 7 --[***] A = 8 B = 2 1 1 1] -4 (a) -888- 1 AB = AB (b) BA BA = A² = (c) A² 2 - 10: →
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