Matrices
ACT · Flashcards · Application
ACT · FLASHCARDS
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QUESTION
Find the trace of
[
3
0
0
7
]
\begin{bmatrix} 3 & 0 \\ 0 & 7 \end{bmatrix}
[
3
0
0
7
]
.
QUESTION
Find the transpose of
[
1
2
3
4
]
\begin{bmatrix} 1 & 2 \\ 3 & 4 \end{bmatrix}
[
1
3
2
4
]
.
QUESTION
Identify the order of a
3
×
2
3 \times 2
3
×
2
matrix.
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ANSWER
3 rows and 2 columns. The first number is rows, second is columns.
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