Matrices – Introduction

Matrices - Introduction
MATRIX
Matrix is a rectangular arrangment of numbers in certain rows and columns which are enclosed by parentheses[ ]
A set of mn numbers arranged in the form of rectangular array of m rows and n columns is called an (m X n) matrix (to be read as ‘m’ by’n’matrix) An m x n matrix is usually written as

Q. Find A3×2 matrix where aij = (i + j)2

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