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JEE Main 2008 Mathematics question

MathematicsStraight LinesJEE Main 2008

The vector lies in the plane of the vectors and and bisects the angle between and . Then which one of the following gives possible values of and ?

Answer: (4)

Solution

, so the bisector is along $Missing argument for \vec\vec b + Missing argument for \vec\vec c = Missing argument for \hat\hat i + 2Missing argument for \hat\hat j + Missing argument for \hat\hat

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Question ID VK-039106