TS EAMCET · Maths · Three Dimensional Geometry
If the position vectors of three points respectively are and , then the perpendicular distance of the point from the line is
- A
- B
- C
- D
Answer & Solution
Correct Answer
(C)
Step-by-step Solution
Detailed explanation
Given position vector are, A:i^+2j^+k^ B:2i^-j^+2k^ C:i^+j^+2k^ AC→=OC→-OA→ =i^+j^+2k^-i^+2j^+k^ =1-1i^+1-2j^+2-1k^ =-j^+k^ AB→=OB→-OA→ =2i-j^+2k^-i^+2j^+k^ =2-1i^+-1-2j^+2-1k^ =i^-3j^+k^ Consider, AC→×AB→=i^j^k^0-111-31…
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