1.If the system of equations2x+3y−z=5,2x + 3y - z = 5,2x+3y−z=5,x+ay+3z=−4,x + ay + 3z = -4,x+ay+3z=−4,3x−y+βz=73x - y + \beta z = 73x−y+βz=7has infinitely many solutions, then 13aβ13a\beta13aβ is equal toa.1110b.1120c.1210d.1220Login to continueOnly logged in users canattempt or see the solution.
