Question

Vector A has a magnitude of 9.20 units and makes an angle of 38.0°counter-clockwise from the positive x-axis. Vector B has amagnitude of 8.00 units and is directed along the negativex-axis.

(a) Using graphical methods, find the vector sum A + B.
*Magnitude of A + B: units
*Direction of A + B: ° counterclockwise from +x-axis

(b) Using graphical methods, find the vector difference A -B.
*Magnitude of A - B: units
*Direction of A - B: ° counterclockwise from +x-axis