Mathematics · Vector Algebra
If a, b, c are three vectors with magnitudes √3, 1, 2 respectively, such that a × (a × c) + 3b = 0, and θ is the angle between a and c, then sec2(θ) is equal to:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12√3
- 243✓
- 332
- 41
Correct answer
43
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