CBSE Class 12 Mathematics 2026 Main Paper 65/3/2 · Q101 Marksparallel_lines
CBSE Class 12 Mathematics 2026 Main Paper 65/3/2 · Question 10 (Three Dimensional Geometry)
For direction ratios (1,−2,3) and (−2,p,−6), find p for parallel lines.
✅ Step-by-Step Solution
Final Answer: 4
- The common scale factor is −2, so p=(−2)(−2)=4.
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