Matrices
AP Precalculus · Flashcards · Recall
AP PRECALCULUS · FLASHCARDS
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QUESTION
What is the result of multiplying any matrix by a zero matrix?
QUESTION
How do you denote the transpose of a matrix
A
A
A
?
QUESTION
Can you multiply a
2
×
3
2 \times 3
2
×
3
matrix by a
3
×
2
3 \times 2
3
×
2
matrix?
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ANSWER
Yes, resulting in a
2
×
2
2 \times 2
2
×
2
matrix. Inner dimensions match (3), so multiplication is valid.
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