CUET Preparation Today
CUET
-- Mathematics - Section B1
Vectors
The number of vectors of unit length perpendicular to vectors a = (1, 1, 0) and b = (0, 1, 1 ) ?
1
2
3
4
The vector of unit length perpendicular to the given vectors = \(\pm \frac{a × b }{|a||b|}\)
Thus, there are two such vectors.