Algebra Archive: Questions from November 13, 2022
-
2 answers
-
2 answers
-
2 answers
-
Solve the following system. \[ \left\{\begin{array}{l} 2 x+y=2 \\ -3 x+z=-7 \\ -4 y+3 z=22 \end{array}\right. \] \[ x= \] \[ y= \] \[ z= \]2 answers -
xxercise \( \mathbf{3 . 1 . 1 5} \) a. Find \( b \) if \( \operatorname{det}\left[\begin{array}{rrr}5 & -1 & x \\ 2 & 6 & y \\ -5 & 4 & z\end{array}\right]=a x+b y+c z \). b. Find \( c \) if \( \opera2 answers