In a 2-dimensional Cartesian coordinate system the x-component of a given vector is equal to that vector's magnitude multiplied by which trigonometric function,with respect to the angle between vector and x-axis?
A) sine
B) cosine
C) tangent
D) cotangent

Question

Quizplus · Accepted Answer

The x-component of a vector is found by multiplying the vector's magnitude by the cosine of the angle between the vector and the x-axis.

In a 2-Dimensional Cartesian Coordinate System the X-Component of a Given