Multiply the Matrices 3[[4],[-2]]

Problem

3*[[4],[−2]]

Solution

1. Identify the operation as scalar multiplication, where a single number (the scalar) is multiplied by every element inside the matrix.

2. Distribute the scalar 3 to each entry of the column matrix.

3. Multiply the first entry: 3⋅4=12

4. Multiply the second entry: 3⋅(−2)=−6

Final Answer

3*[[4],[−2]]=[[12],[−6]]

Want more problems? Check here!