The angle between X-axis and Y-axis is ......

A vector vecOP makes 60^(@) each with positive direction of x and y axis then the angle between vecOP and z axis is:

The angle between x-axis and tangent of the curve y=(x+1) (x-3) at the point (3,0) is

The angle between x-axis and tangent of the curve y=(x+1) (x-3) at the point (3,0) is

What is the distance between Y-axis and line x=4 is parallel to Y-axis.

Angle between y axis and a straight line

The angle between the earth's magnetic axis and the earth's geographic axis is

The angle between the earth's magnetic axis and earth's geographic axis is