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If $P + Q = R$ and $| P | = | Q | = \sqrt{3}$ and $| R | = 3$ , then the angle betweenP and Q is

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detailed solution

Correct option is C

3=(3)2+(3)2+2(3)(3)cosθ⇒θ=60°

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If P+Q=R and |P|=|Q|=3 and |R|=3, then the angle betweenP and Q is

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If $P + Q = R$ and $| P | = | Q | = \sqrt{3}$ and $| R | = 3$ , then the angle betweenP and Q is