Mathematics - Straight Lines Question with Solution | TestHub

MathematicsStraight LinesConcurrency & Family of LinesHard2 minPYQ_2011

MathematicsHardsingle choice

The family of straight lines $(2 a + 3 b) x + (a - b) y + 2 a - 4 b = 0$ is concurrent at the point

Options:

Answer:

Solution:

Rewriting the equation $(2 x + y + 2) a + (3 x - y - 4) b = 0$ and for all $a$ , $b$ the straight lines pass through the intersection of $2 x + y + 2 = 0$ and $3 x - y - 4 = 0$ i.e., the point $(\frac{2}{5}, - \frac{14}{5})$ .

Stream:BITSATSubject:MathematicsTopic:Straight LinesSubtopic:Concurrency & Family of Lines

⏱ 2mℹ️ Source: PYQ_2011

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