Solve by Gaussian elimination with back substitution. (1 - i)X1 + X2X3 - 3= 1-2i (53...
Solve by Gaussian elimination with back substitution. (1 - i)X1 + X2X3 - 3= 1-2i (53 +21i) (2 -11i) (-2 + 6i) (35-51) 5+101) +5) (X1, X2, X3) 35 - 5i (b) 3x1+ 1X2+ (1-i)X3= 2+i IX1 4iX2 (-12 +53i) 57 + 8i (24 - 16i) (56 +7i) (x1, X2, X3) - 57+Si (57i) (57+Si) 57 + 8i