AP EAMCET · Maths · Vector Algebra
\(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}\) are any 4 points and
\(|\overline{A B} \times \overline{C D}+\overline{B C} \times \overline{A D}+\overline{C A} \times \overline{B D}|=\lambda\)
(Area of \(\triangle A B C\) ) then \(\lambda=\)
- A \(1\)
- B \(2\)
- C \(3\)
- D \(4\)
Answer & Solution
Correct Answer
(D) \(4\)
Step-by-step Solution
Detailed explanation
Given four points A, B, C and D with position vectors \(\overrightarrow{\mathrm{a}}, \overrightarrow{\mathrm{b}}, \overrightarrow{\mathrm{c}}\) and \(\overrightarrow{\mathrm{d}}\) respectively. Now…
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