# arrow_back $$\text { The rank of the coefficient matrix } A=\left[\begin{array}{ccc} 1 & 2 & -3 \\ 3 & -1 & 5 \\ 4 & 1 & 2 \end{array}\right] \text { equals: }$$

11 views
$$\text { The rank of the coefficient matrix } A=\left[\begin{array}{ccc} 1 & 2 & -3 \\ 3 & -1 & 5 \\ 4 & 1 & 2 \end{array}\right] \text { equals: }$$

A. 1

B. 2

C. 3

D. 4

E. none of these

## Related questions

close
Which of the following systems has augmented matrix $$\left[\begin{array}{cccc} 1 & 4 & 0 & 6 \\ 4 & 2 & -1 & 0 \\ 0 & 1 & 5 & -6 \end{array}\right] \text { ? }$$Which of the following systems has augmented matrix \$\left\begin{array}{cccc}1 &amp; 4 &amp; 0 &amp; 6 \\ 4 &amp; 2 &amp; -1 &amp; 0 \\ 0 &amp; 1 &am ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Let $A=\left(\begin{array}{lll}1 & 1 & 2 \\ 1 & 1 & 2 \\ 1 & 1 & 2\end{array}\right)$.
Let $A=\left(\begin{array}{lll}1 & 1 & 2 \\ 1 & 1 & 2 \\ 1 & 1 & 2\end{array}\right)$.Let $A=\left(\begin{array}{lll}1 &amp; 1 &amp; 2 \\ 1 &amp; 1 &amp; 2 \\ 1 &amp; 1 &amp; 2\end{array}\right)$. a) What is the dimension of the image ...
close
$$\text { Let matrices } A \text { and } B \text { be given by } A=\left[\begin{array}{lll} a & b & c \\ d & e & f \\ g & h & i \end{array}\right]$$ \begin{aligned} &amp;\text { Let matrices } A \text { and } B \text { be given by } A=\left\begin{array}{lll} a &amp; b &amp; c \\ d ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Find the inverse of the matrix $$A=\left(\begin{array}{rrr} 2 & 0 & 4 \\ 1 & 2 & 7 \\ 6 & 4 & 22 \end{array}\right)$$
Find the inverse of the matrix $$A=\left(\begin{array}{rrr} 2 & 0 & 4 \\ 1 & 2 & 7 \\ 6 & 4 & 22 \end{array}\right)$$Find the inverse of the matrix $$A=\left(\begin{array}{rrr} 2 &amp; 0 &amp; 4 \\ 1 &amp; 2 &amp; 7 \\ 6 &amp; 4 &amp; 22 \end{array}\right)$$ ...
close

Notice: Undefined index: avatar in /home/customer/www/mathsgee.com/public_html/qa-theme/AVEN/qa-theme.php on line 993
Let $A=\left(\begin{array}{rrr}1 & 1 & -1 \\ 1 & -1 & 2\end{array}\right)$
Let $A=\left(\begin{array}{rrr}1 & 1 & -1 \\ 1 & -1 & 2\end{array}\right)$Let $A=\left(\begin{array}{rrr}1 &amp; 1 &amp; -1 \\ 1 &amp; -1 &amp; 2\end{array}\right)$ a) Find the general solution $\mathbf{Z}$ of the homog ...
Let $A:=\left(\begin{array}{rrr}4 & 4 & 4 \\ -2 & -3 & -6 \\ 1 & 3 & 6\end{array}\right)$. Compute
Let $A:=\left(\begin{array}{rrr}4 & 4 & 4 \\ -2 & -3 & -6 \\ 1 & 3 & 6\end{array}\right)$. ComputeLet $A:=\left(\begin{array}{rrr}4 &amp; 4 &amp; 4 \\ -2 &amp; -3 &amp; -6 \\ 1 &amp; 3 &amp; 6\end{array}\right)$. Compute a) the characteristic po ...