Question

12.
The system of equations x1 + 2x2 – x3 = 3,3x1- x2 + 2x3 = 1, 2x1 – 2x2 + 3x3 = 2,x1-x + x3 = -1
have
A Unique solution B)No Solution
C)Infinitely many Solution D)2 solutions​

Answer 1

Answer:

option no 1 is the right answer