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1. |
For the following equations, what is the value of x1 using Gaussian elimination method? x1-x2+3x3=10——– (i) 5x2-5x3=-5———— (ii) -7x3=-28—————- (iii) |
A. | 1 |
B. | 2 |
C. | 3 |
D. | 4 |
Answer» B. 2 | |