are any three vectors then the correct expression for distributivity of scalar product over addition is
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Find the direction cosines of the vector joining the points A(1, 2, –3) and B(–1, –2, 1), directed from A to B.
If a unit vector makes angles π/3 with and an acute angle θ with then find θ
If l, m and n are direction cosines of the position vector OP the coordinates of P are
Unit vectors along the axes OX, OY and OZ are denoted by
Write down a unit vector in XY-plane, making an angle of 30° with the positive direction of x-axis.
Find the angle between two vectors with magnitudes and 2, respectively, having
If a unit vector makes angles and an acute angle θ with , then the components of are
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