Multiply the Matrices
Problem
Solution
Check dimensions to ensure the operation is defined. The first matrix is
4×3 and the second matrix is4×1 Matrix multiplicationA×B requires the number of columns inA to equal the number of rows inB Identify the mismatch between the dimensions. The first matrix has 3 columns, while the second matrix has 4 rows.
Conclude that the matrices cannot be multiplied because the inner dimensions do not match (
3≠4 .
Final Answer
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