Q39 of 138 Page 24

If and are perpendicular vectors, |find the value of |.

Given, | and |

Also given and are perpendicular









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37

Write the value of λ so that the vectors perpendicular to each other?

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Write the projection of , when and .

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If vectors are such that| is a unit vector, then write the angle between

41

If are two unit vectors such that is also a unit vector, then find the angle between