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Linear Algebra Examples
Step 1
Combine and .
Step 2
Combine and .
Step 3
Combine and .
Step 4
Combine and .
Step 5
Combine and .
Step 6
Step 6.1
Factor out of .
Step 6.2
Cancel the common factors.
Step 6.2.1
Factor out of .
Step 6.2.2
Cancel the common factor.
Step 6.2.3
Rewrite the expression.
Step 7
Combine and .
Step 8
Move to the left of .
Step 9
Combine and .
Step 10
Step 10.1
Two matrices can be multiplied if and only if the number of columns in the first matrix is equal to the number of rows in the second matrix. In this case, the first matrix is and the second matrix is .
Step 10.2
Multiply each row in the first matrix by each column in the second matrix.
Step 10.3
Simplify each element of the matrix by multiplying out all the expressions.