Iesl Qualifying Practice Test & Exam Prep | Sri Lanka

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Consider the system of linear equations: x + y + z = 3 x + 2y + 3z = 4 x + 3y + az = b For which values of a and b does the system have infinitely many solutions?

a = 5, b = 5 a = 5, b = 6 a = 4, b = 5 a = 6, b = 5

Correct Answer:

a = 5, b = 5

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