{\bo O \bo A} and {\bo B \bo O} are two vectors of magnitudes 5 and 6 respectively. If \angle B O A=60^{\circ}, then {\bo O \bo A} \cdot {\bo O \bo B} is equal to

COMEDK Exam 2020 Solved Paper

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OA and BO are two vectors of magnitudes 5 and 6 respectively. If ∠BOA=60∘, then OA⋅OB is equal to

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