JEE Mains 04-Sep-2020 Shift 1 Solved Paper
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Question : 71 of 75
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If the system of equations
x − 2 y + 3 z = 9
2 x + y + z = b
x − 7 y + a z = 24
has infinitely many solutions, then a − b is equalto _______.
has infinitely many solutions, then
[4 Sep 2020 Shift 1]
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