What is $\left[\begin{array}{ccc}-6& -1& 4\\ -5& 0& 5\end{array}\right]-\left[\begin{array}{ccc}-4& 1& 6\\ -3& 2& 7\end{array}\right]$?

What is $\left[\begin{array}{ccc}1& 6& -3\\ 2& 7& -2\end{array}\right]-\left[\begin{array}{ccc}3& -6& -1\\ 4& -5& 0\end{array}\right]$?

For $A=\left[\begin{array}{ccc}-1& 4& -5\\ 0& 5& -4\\ 1& 6& -3\end{array}\right]$, what is the element $a_{32}$, the entry in row 3 and column 2?

What is $\left[\begin{array}{ccc}-5& 0& 5\\ -4& 1& 6\end{array}\right]-\left[\begin{array}{ccc}-3& 2& 7\\ -2& 3& -6\end{array}\right]$?

What is $\left[\begin{array}{cc}-2& 3\\ -6& -1\end{array}\right]+\left[\begin{array}{cc}4& -5\\ 0& 5\end{array}\right]$?

For $A=\left[\begin{array}{ccc}-1& 4& -5\\ 0& 5& -4\\ 1& 6& -3\end{array}\right]$, what is the element $a_{23}$, the entry in row 2 and column 3?

A is 3 x 2 and B is 2 x 3. A student writes A + B by pairing the entries of each in reading order. Why is that wrong?

A is 4 x 3 and B is 3 x 4. A student writes A + B by pairing the entries of each in reading order. Why is that wrong?

A is 2 x 5 and B is 3 x 6. A student writes A + B by pairing the entries of each in reading order. Why is that wrong?

What are the dimensions of $A=\left[\begin{array}{c}1\\ 6\\ -3\end{array}\right]$?

What is $\left[\begin{array}{cc}-5& 0\\ 5& -4\end{array}\right]+\left[\begin{array}{cc}1& 6\\ -3& 2\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{ccc}-5& 0& 5\end{array}\right]$?

What is $\left[\begin{array}{cc}-6& -1\\ 4& -5\end{array}\right]+\left[\begin{array}{cc}0& 5\\ -4& 1\end{array}\right]$?

For $A=\left[\begin{array}{ccc}-6& -1& 4\\ -5& 0& 5\\ -4& 1& 6\end{array}\right]$, what is the element $a_{31}$, the entry in row 3 and column 1?

What is $\left[\begin{array}{cc}-1& 4\\ -5& 0\end{array}\right]+\left[\begin{array}{cc}5& -4\\ 1& 6\end{array}\right]$?

What is $\left[\begin{array}{ccc}2& 7& -2\\ 3& -6& -1\end{array}\right]-\left[\begin{array}{ccc}4& -5& 0\\ 5& -4& 1\end{array}\right]$?

What is $\left[\begin{array}{cc}2& 7\\ -2& 3\end{array}\right]+\left[\begin{array}{cc}-6& -1\\ 4& -5\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{cccc}-5& 0& 5& -4\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{cc}4& -5\\ 0& 5\\ -4& 1\end{array}\right]$?

What is $\left[\begin{array}{cc}-4& 1\\ 6& -3\end{array}\right]+\left[\begin{array}{cc}2& 7\\ -2& 3\end{array}\right]$?

What is $\left[\begin{array}{cc}3& -6\\ -1& 4\end{array}\right]+\left[\begin{array}{cc}-5& 0\\ 5& -4\end{array}\right]$?

A is 1 x 3 and B is 2 x 4. A student writes A + B by pairing the entries of each in reading order. Why is that wrong?

What are the dimensions of $A=\left[\begin{array}{cc}-2& 3\end{array}\right]$?

What is $\left[\begin{array}{cc}7& -2\\ 3& -6\end{array}\right]+\left[\begin{array}{cc}-1& 4\\ -5& 0\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{cc}1& 6\\ -3& 2\\ 7& -2\end{array}\right]$?

For $A=\left[\begin{array}{ccc}4& -5& 0\\ 5& -4& 1\\ 6& -3& 2\end{array}\right]$, what is the element $a_{21}$, the entry in row 2 and column 1?

What is $\left[\begin{array}{ccc}6& -3& 2\\ 7& -2& 3\end{array}\right]-\left[\begin{array}{ccc}-6& -1& 4\\ -5& 0& 5\end{array}\right]$?

What is $\left[\begin{array}{ccc}-1& 4& -5\\ 0& 5& -4\end{array}\right]-\left[\begin{array}{ccc}1& 6& -3\\ 2& 7& -2\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{ccc}1& 6& -3\\ 2& 7& -2\\ 3& -6& -1\\ 4& -5& 0\end{array}\right]$?

What is $\left[\begin{array}{cc}0& 5\\ -4& 1\end{array}\right]+\left[\begin{array}{cc}6& -3\\ 2& 7\end{array}\right]$?

What are the dimensions of $A=\left[\begin{array}{cc}-5& 0\\ 5& -4\\ 1& 6\\ -3& 2\end{array}\right]$?

What is $\left[\begin{array}{ccc}5& -4& 1\\ 6& -3& 2\end{array}\right]-\left[\begin{array}{ccc}7& -2& 3\\ -6& -1& 4\end{array}\right]$?

What is $\left[\begin{array}{cc}4& -5\\ 0& 5\end{array}\right]+\left[\begin{array}{cc}-4& 1\\ 6& -3\end{array}\right]$?

For $A=\left[\begin{array}{ccc}7& -2& 3\\ -6& -1& 4\\ -5& 0& 5\end{array}\right]$, what is the element $a_{23}$, the entry in row 2 and column 3?

What is $\left[\begin{array}{ccc}-4& 1& 6\\ -3& 2& 7\end{array}\right]-\left[\begin{array}{ccc}-2& 3& -6\\ -1& 4& -5\end{array}\right]$?

For $A=\left[\begin{array}{ccc}1& 6& -3\\ 2& 7& -2\\ 3& -6& -1\end{array}\right]$, what is the element $a_{12}$, the entry in row 1 and column 2?

What is $\left[\begin{array}{cc}-3& 2\\ 7& -2\end{array}\right]+\left[\begin{array}{cc}3& -6\\ -1& 4\end{array}\right]$?

What is $\left[\begin{array}{ccc}0& 5& -4\\ 1& 6& -3\end{array}\right]-\left[\begin{array}{ccc}2& 7& -2\\ 3& -6& -1\end{array}\right]$?

What is $\left[\begin{array}{cc}6& -3\\ 2& 7\end{array}\right]+\left[\begin{array}{cc}-2& 3\\ -6& -1\end{array}\right]$?

What is $\left[\begin{array}{ccc}-3& 2& 7\\ -2& 3& -6\end{array}\right]-\left[\begin{array}{ccc}-1& 4& -5\\ 0& 5& -4\end{array}\right]$?