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Goes over the very basics of scalar multiplication of matrices.
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To multiply a matrix by a number, simply multiply each element of that matrix by that number.
219
2412
73
843
3 * 4 = 12
3 * 8 = 24
3 * 3 = 9
3 * 7 = 21
Problem #1: Multiply the matrix below:
Check your answer at the end of the presentation.
?21
342
Problem #2: Multiply the matrix below:
Check your answer at the end of the presentation.
?45
323
Problem #3: Multiply the matrix below:
Check your answer at the end of the presentation.
?97
6410
Answer to Problem #1
42
68
Answer to Problem #2
1215
96
Answer to Problem #3
9070
6040