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प्रश्न
Choose the correct alternative:
Straight line joining the points (2, 3) and (−1, 4) passes through the point (α, β) if
विकल्प
α + 2β = 7
3α + β = 9
α + 3β = 11
3α + β = 11
उत्तर
α + 3β = 11
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