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If angle between
$\vec{A}$ and $\vec{B}$ is π/3 , then angle between 2 $\vec{A}$ and -3 $\vec{B}$ is

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detailed solution

Correct option is B

Angle between 2A→and -3B→ is equal to the angle between A→ and -B→ which is equal to (π -π/3 ) = 2π/3

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If angle between A→ and B→ is π/3 , then angle between 2 A→ and -3B→ is

Remember concepts with our Masterclasses.

Ready to Test Your Skills?

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If angle between
$\vec{A}$ and $\vec{B}$ is π/3 , then angle between 2 $\vec{A}$ and -3 $\vec{B}$ is