Image of the point P with position vector 7 i - j +2 k in the line whose vector equation…
Mathematics · JEE Main · NTA Exams — Three Dimensional Geometry
Image of the point P with position vector \(7 \hat{\mathrm{i}}-\hat{\mathrm{j}}+2 \hat{\mathrm{k}}\)in the line whose vector equation is,
\(\overrightarrow{\mathrm{r}}=9 \hat{\mathrm{i}}+5 \hat{\mathrm{j}}+5 \hat{\mathrm{k}}+\lambda(\hat{\mathrm{i}}+3 \hat{\mathrm{j}}+5 \hat{\mathrm{k}})\)has the position vector :
\(\overrightarrow{\mathrm{r}}=9 \hat{\mathrm{i}}+5 \hat{\mathrm{j}}+5 \hat{\mathrm{k}}+\lambda(\hat{\mathrm{i}}+3 \hat{\mathrm{j}}+5 \hat{\mathrm{k}})\)has the position vector :
- (–9, 5, 2)
- (9, 5, –2)
- (9, –5, –2)
- none
Answer
(B) (9, 5, –2)
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