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Straight line in space — Maths STD 12 Science — Question

Maharashtra BoardEnglish MediumSTD 12 ScienceMathsStraight line in space2 Marks
Question
Write the vector equation of a line passing through a point having position vector $\vec{\alpha}$ and parallel to vector $\vec{\beta}.$
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Answer

The vector equation of the line passing the point having position vector $\vec{\alpha}$ and parallel to vector $\vec{\beta}$is $\vec{\text{r}}=\vec{\alpha}+\lambda\vec{\beta}.$

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