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Question 1 of 5Find the determinant of A:
$$A=\left[ \begin{array}{cc}3 & 4\\ 7 & 0\end{array}\right]$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$24$$
B
$$-28$$
C
$$0$$
D
$$-13$$
E
$$-5$$
Question 2 of 5Find the determinant of A:
$$A=\left[ \begin{array}{cc}5 & 0\\ 1 & -3\end{array}\right]$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$-2$$
B
$$0$$
C
$$-15$$
D
$$21$$
E
$$-110$$
Question 3 of 5Answer the given question:
$$A=\left[ \begin{array}{ccc}4 & 0 & 2\\ -3 & 2 & 1 \\ 1 & -1 & 0\end{array}\right]$$ Let C represent the Cofactor Matrix of A
Find C1,2
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$0$$
B
$$-3$$
C
$$1$$
D
$$-1$$
E
$$6$$
Question 4 of 5Find the determinant of A:
$$A=\left[ \begin{array}{ccc}6 & 0 & 0\\ 4 & 1 & -1 \\ -3 & 1 & 7\end{array}\right]$$
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Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$-22$$
B
$$48$$
C
$$-55$$
D
$$0$$
E
$$-121$$
Question 5 of 5Find the determinant of A:
$$A=\left[ \begin{array}{ccc}3 & 0 & 9\\ -1 & 0 & 5 \\ 7 & 6 & -2\end{array}\right]$$
Finish »
Select the Correct Answer Below: Correct! Cool Emoji Not Correct! Cool Emoji
A
$$13$$
B
$$144$$
C
$$-216$$
D
$$216$$
E
$$-144$$

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