Concept explainers
In Exercises 9-16, find the following matrices:
a. A + B
b. A - B
c. -4A
d. 3A + 2B.
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MyLab Math with Pearson eText -- Standalone Access Card -- for College Algebra (7th Edition)(Outer package may vary)
- Linear Algebra: A Modern IntroductionAlgebraISBN:9781285463247Author:David PoolePublisher:Cengage Learning