Algebra Archive: Questions from October 24, 2022
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SOLVE USING ITRERATION METHOD (Gauss-Seidel)
\( x_{1}-x_{2}+3 x_{3}=2 \) \( 3 x_{1}-3 x_{2}+x_{3}=-1 \)2 answers -
Q3. If \( \mathbf{u}=(1,2,-3), \mathbf{w}=(3,0,-1), k=-3 \), then find: a) \( k \cdot u \) b) \( u+w \) c) \( u-w \) d) \( 2 w-u \) e) \( k \cdot(u+w) \) f) \( k \cdot u+k \cdot w \)2 answers