Question

Apply the row operation R1 + 2R3 → R1 on the following matrix:   2...

Apply the row operation R1 + 2R3 → R1 on the following matrix:


2 −3 1 4
2 0 6 −5
1 −1 1 0

 −→
(h) True or False: The point (2, 1) is in the following feasible region:
x + 2y ≤ 5, 5x − 6y < 7, and x ≥ 0, y ≥ 0.

(i) True or False: (x = −1, y = 2, z = 3) is a solution to the following system of linear equations:
x + 2y − z = 0; 3x + 3y + z = 6; 5x + 3y − z = 6
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