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11.5 Exercise 4

Avg difficulty 2.5

ⓐ Add the two matrices A=abcd B=efghA = \begin{bmatrix} a & b \\ c & d \end{bmatrix} B = \begin{bmatrix} e & f \\ g & h \end{bmatrix}

ⓑ Subtract the two matrices A=2-453 B=6978A = \begin{bmatrix} 2 & - 4 \\ 5 & 3 \end{bmatrix} B = \begin{bmatrix} 6 & 9 \\ 7 & 8 \end{bmatrix}

ⓒ Multiply the matrix A=2-453A = \begin{bmatrix} 2 & - 4 \\ 5 & 3 \end{bmatrix} by 5.

OpenStax Algebra and Trigonometry 2e, 11.5 Matrices and Matrix Operations, exercise 4

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Adapted from College Algebra © 2021 Rice University. Licensed under CC BY 4.0. Sources: College Algebra 2e, Algebra and Trigonometry 2e, Precalculus 2e, College Algebra with Corequisite Support 2e. Imported at revision 4922e46.