If θ be the angle between vectors i +2 j +3 k and 3 i +2 j + k , then the value of sin θ…
Mathematics · JEE Main · NTA Exams — Three Dimensional Geometry
If θ be the angle between vectors \(\hat{\mathrm{i}}+2 \hat{\mathrm{j}}+3 \hat{\mathrm{k}} \text { and } 3 \hat{\mathrm{i}}+2 \hat{\mathrm{j}}+\hat{\mathrm{k}},\) then the value of sin θ is
- \(\sqrt{6 / 7}\)
- \(\frac{2 \sqrt{6}}{7}\)
- 1/7
- none of these
Answer
(B) 2 6 7
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