Concept explainers
To evaluate the expression
Answer to Problem 24E
Explanation of Solution
Given:
A matrix expression is given as
Concept used:
Operations like addition and subtraction of matrices are only possible when they are of same dimension.
Dimension of matrix with a rows and b columns is given by
If a matrix is multiplied by a scalar then each element of the matrix is multiplied by the same scalar.
Calculation:
Consider the given expression and evaluate as shown:
Chapter 7 Solutions
Precalculus with Limits: A Graphing Approach
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