Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l }
- 2 x + 5 y + 2 z = - 24 \
x + y - 4 z = 14 \
5 x + 3 y - z = 17
\end{array}$$
A) $\{ ( - 4 , - 2 , - 3 ) \}$
B) $\{ ( - 4 , - 2,3 ) \}$
C) $\{ ( 4 , - 2,3 ) \}$
D) $\{ ( 4 , - 2 , - 3 ) \}$

Question

Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l } 
- 2 x + 5 y + 2 z = - 24 \
x + y - 4 z = 14 \
5 x + 3 y - z = 17
\end{array}$$
A) $\{ ( - 4 , - 2 , - 3 ) \}$
B) $\{ ( - 4 , - 2,3 ) \}$
C) $\{ ( 4 , - 2,3 ) \}$
D) $\{ ( 4 , - 2 , - 3 ) \}$

Quizplus · Accepted Answer

The Answer of Solve the system by using the inverse of the coefficient matrix.
-$$\begin{array} { l } 
- 2 x + 5 y + 2 z = - 24 \
x + y - 4 z = 14 \
5 x + 3 y - z = 17
\end{array}$$
A) $\{ ( - 4 , - 2 , - 3 ) \}$
B) $\{ ( - 4 , - 2,3 ) \}$
C) $\{ ( 4 , - 2,3 ) \}$
D) $\{ ( 4 , - 2 , - 3 ) \}$

Solve the System by Using the Inverse of the Coefficient −2x+5y+2z=−24x+y−4z=145x+3y−z=17\begin{array} { l } - 2 x + 5 y + 2 z = - 24 \\x + y - 4 z = 14 \\5 x + 3 y - z = 17\end{array}−2x+5y+2z=−24x+y−4z=145x+3y−z=17​

Solve the System by Using the Inverse of the Coefficient $\begin{array} { l } - 2 x + 5 y + 2 z = - 24 \\x + y - 4 z = 14 \\5 x + 3 y - z = 17\end{array}$