can i do this question in both ways? since the question does not state which point is a , (r=a+tb ) , and how about the b , can i take (3,1, -2 ) minus (4, 0 ,2 ) and (4, 0 ,2 ) minus (3,1, -2)
can i do this question in both ways? since the question does not state which point is a , (r=a+tb ) , and how about the b , can i take (3,1, -2 ) minus (4, 0 ,2 ) and (4, 0 ,2 ) minus (3,1, -2)
Good morning,
if you have 2 points then you can get 4 different equations which describe exactly the same straight line. Using your points A(3,1,-0) and B(4,0,2) with the stationary vectors and you'll get: