TS EAMCET · Maths · Vector Algebra
\(\mathrm{A}, \mathrm{B}, \mathrm{C}, \mathrm{D}\) are any four points. If E and F are mid points of AC and BD respectively, then \(\overline{\mathrm{AB}}+\overline{\mathrm{CB}}+\overline{\mathrm{CD}}+\overline{\mathrm{AD}}=\)
- A \(\overline{\mathrm{EF}}\)
- B \(2 \overline{\mathrm{EF}}\)
- C \(3 \overline{\mathrm{EF}}\)
- D \(4 \overline{\mathrm{EF}}\)
Answer & Solution
Correct Answer
(D) \(4 \overline{\mathrm{EF}}\)
Step-by-step Solution
Detailed explanation
\overline{\mathrm{AB}}+\overline{\mathrm{CB}}+\overline{\mathrm{CD}}+\overline{\mathrm{AD}} = (\overline{\mathrm{OB}}-\overline{\mathrm{OA}}) + (\overline{\mathrm{OB}}-\overline{\mathrm{OC}}) + (\overline{\mathrm{OD}}-\overline{\mathrm{OC}}) +…
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