Solve the system using a graphing calculator capable of performing row operations. Give solutions with values correct to
the nearest thousandth.
-$$\begin{array} { l }
0.6 x + 4.9 y - \sqrt { 3 } z = 7 \
\sqrt { 5 } x - 18 y + 10 z = - 1 \
3 x + \sqrt { 2 } y - 4.9 z = \frac { 1 } { 4 }
\end{array}$$
A) $\{ ( 8.110,0.749,2.619 ) \}$
B) $\{ ( - 7.733 , - 5.025,3.491 ) \}$
C) $\{ ( 3.431,1.930,2.606 ) \}$
D) $\{ ( 2.084 , - 1.741,3.529 ) \}$

Question

Solve the system using a graphing calculator capable of performing row operations. Give solutions with values correct to
the nearest thousandth.
-$$\begin{array} { l } 
0.6 x + 4.9 y - \sqrt { 3 } z = 7 \
\sqrt { 5 } x - 18 y + 10 z = - 1 \
3 x + \sqrt { 2 } y - 4.9 z = \frac { 1 } { 4 }
\end{array}$$
A) $\{ ( 8.110,0.749,2.619 ) \}$
B) $\{ ( - 7.733 , - 5.025,3.491 ) \}$
C) $\{ ( 3.431,1.930,2.606 ) \}$
D) $\{ ( 2.084 , - 1.741,3.529 ) \}$

Quizplus · Accepted Answer

Using a graphing calculator to perform row operations, the solution to the system is approximately (3.431, 1.930, 2.606).

Solve the System Using a Graphing Calculator Capable of Performing