Solve the system of equations by finding the reduced row-echelon form of the augmented matrix for the system of equations. 3x-4y-5z=-27 5x+2y-2z=11 5x-4y+4z=-7 A. (1,5,51) B. (10,5,51) C. (10,51,23) D. (1,5,2)
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Which relation is also a function? A. { (-5, 3) (6, 3) (1, 3) (2, 3) } B. { (-1, 5) (2, 6) (1, 5) (2, 8) } C. { (3, 6) (3, - 2) (3, 4) (3, 0) } D. { (0, - 2) (1, 7) (2, 3) (0, - 1) }
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