Mathematics · Vector Algebra
If ā + b̄ + c̄ = 0̄, |ā| = 3, |b̄| = 5, and |c̄| = 7, then the angle between ā and b̄ is:
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 12π/3
- 2π/3✓
- 3π/2
- 4π
Correct answer
π/3
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