Question

Vector P is 6m in the x-direction .vector Q is 10m in the y-direction .
A,use the parallelogram method to work out p+q.
B,use Pythagoras theorem and trigonometry to work out p-q.

Answer 1

p = 6i
q = 10j
p+q = 6i+10j
p-q = 6i-10j