Multiply the Matrices

Problem

[[43],[3.9],[d]]*[[1,1,1],[0.1,0.05,0.2],[0,0,3]]

Solution

1. Check dimensions for matrix multiplication. The first matrix is a 3×1 matrix (3 rows, 1 column) and the second matrix is a 3×3 matrix (3 rows, 3 columns).

2. Determine compatibility by comparing the number of columns in the first matrix to the number of rows in the second matrix. The first matrix has 1 column, while the second matrix has 3 rows.

3. Conclude that the multiplication is undefined because the number of columns in the first matrix does not match the number of rows in the second matrix.

Final Answer

[[43],[3.9],[d]]*[[1,1,1],[0.1,0.05,0.2],[0,0,3]]=Undefined

Want more problems? Check here!