Matrix is of order

MATHEMATICS · Single correct · CBSE · Mathematics · Matrices · Matrices

Problem

Matrix AA is of order 3×43 \times 4. For which of the following orders of matrix BB is the product ABAB defined? (a) 3×43 \times 4 (b) 4×24 \times 2 (c) 2×42 \times 4 (d) 3×23 \times 2

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