Use Gaussian elimination to find all solutions. 1. 2. x12x2+3x3 = 11 4x1+x2 x3 = 4...

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Use Gaussian elimination to find all solutions. 1. 2. x12x2+3x3 = 11 4x1+x2 x3 = 4 - 2x1 x2+3x3 = 10 3x16x26x3 = 9 2x1 5x24x3 = 6 - -x1+16x214x3 = -3 x1+x2 x3 = 7 - 3. 4x1 x2+5x3 = 4 2x12x2 3x3 = 0 x1+x2 x3 = 7 4. 4x1 - x2+5x3 = 4 = 20 6x1 + x2+3x3 x1+x2 x3 = 0 5. 4x1 x2+5x3 = 0 6. 6x1+2+3x3 = 0 x12x2 x3 = 4 - 3x14x2 2x3 = 7 - x1+2x24x3 = 4 - 7. -2x14x22x3 = -9 8. 2x16x24x3 + 2x4 = 4 13+4= 5 -3x1+2x22x3 = -2 x1+x2 = 4 9. 2x13x2 = 7 3x1 + 2x2 = 8 10. Consider the system 2x1 x2+3x3 = a 3x112 5x3 = b -5x15x2+21x3 = c Show that the system is inconsistent if c2a-3b. Use Gaussian elimination to find all solutions. 1. 2. x12x2+3x3 = 11 4x1+x2 x3 = 4 - 2x1 x2+3x3 = 10 3x16x26x3 = 9 2x1 5x24x3 = 6 - -x1+16x214x3 = -3 x1+x2 x3 = 7 - 3. 4x1 x2+5x3 = 4 2x12x2 3x3 = 0 x1+x2 x3 = 7 4. 4x1 - x2+5x3 = 4 = 20 6x1 + x2+3x3 x1+x2 x3 = 0 5. 4x1 x2+5x3 = 0 6. 6x1+2+3x3 = 0 x12x2 x3 = 4 - 3x14x2 2x3 = 7 - x1+2x24x3 = 4 - 7. -2x14x22x3 = -9 8. 2x16x24x3 + 2x4 = 4 13+4= 5 -3x1+2x22x3 = -2 x1+x2 = 4 9. 2x13x2 = 7 3x1 + 2x2 = 8 10. Consider the system 2x1 x2+3x3 = a 3x112 5x3 = b -5x15x2+21x3 = c Show that the system is inconsistent if c2a-3b.

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