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VECTOR ALGEBRA — Maths STD 12 Science — Question

Gujarat BoardEnglish MediumSTD 12 ScienceMathsVECTOR ALGEBRA1 Mark
MCQ
If $\overline{\text{a}},\overline{\text{b}},\overline{\text{c}}$ are unit vectors such that $\overline{\text{a}}+\overline{\text{b}}+\overline{\text{c}}+\overline{\text{c.a}}=$
  • A
    $\frac{3}{2}$
  • ✓
    $-\frac{3}{2}$
  • C
    $\frac{1}{2}$
  • D
    $-\frac{1}{2}$
✓

Answer

Correct option: B.
$-\frac{3}{2}$

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