First slide

Introduction to matrices

Question

In a 2 x 3 matrix $A = [a_{ij}]$ whose elements are given $a_{ij} = \frac{1}{2} | 2 i - 3 j | t h e n a_{11} =$

Easy

Solution

$a_{ij} = \frac{1}{2} | 2 i - 3 j | a_{11} = \frac{1}{2} | 2 - 3 | = \frac{1}{2} = 0.5$

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