[" 1.Write down a unit vector in XY-plane,making an angle of "30^(@)" with the positive "],[" direction of "x" -axis."]

Write down a unit vector in XY-plane, making an angle of 30^o with the positive direction of x-axis.

Write down a unit vector in XY plane, making an angle of 30^(@) with positive direction of x-axis.

Write down a unit vector in XY plane, making an angle of 60° with the positive direction of x-axis.

Write all the unit vectors in XY-plane.

Write all the unit vectors in XY- plane.

Find the equation of the straight lne intersecting y axis at a distance of 2 units above the origin and making an angle 30^(@) with the positive direction of x axis.

Write all the unit vectors in XY - plane.

Write all the unit vectors in XY - plane.

Write all the unit vectors in XY - plane.