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Let be a vector in the plane containing vectors and If the vector is perpendicular to and its projection on is then the value of is equal to _______.
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Verified Answer
The correct answer is:
486
A plane containing two vectors can be expressed as a linear combination of the vectors.
Hence, let and are scalars
Since is perpendicular to
Also, the projection of on is
On solving the equations and we get
Thus,
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