Department of Pre-University Education, KarnatakaPUC Karnataka Science Class 12
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Write the element a23 of a 3 ✕ 3 matrix A = (aij) whose elements aij are given by aij =∣(i−j)/2∣ - Mathematics

Write the element a23 of a 3 ✕ 3 matrix A = (aij) whose elements aij are given by `a_(ij)=∣(i−j)/2∣`

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Solution

Given:

`a_(ij)=∣(i−j)/2∣`

`∴ a_23=∣(2−3)/2∣=∣−1∣/2=1/2`

Concept: Introduction of Operations on Matrices
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