Olivia/Darren/Harvey -- quite the identity crisis going on here!
Please pick one name to use.
Determine a vector equation for the plane that is parallel to the xz -plane and passes through the point (-4, -1, 3).
2 answers
Let r be the position vector of any point (x,y,z) in the plane, and B = -4i-j+3k
A vector perpendicular to the xz plane is just A = j
Since B-r lies in the plane, A•(B-r) = 0
A vector perpendicular to the xz plane is just A = j
Since B-r lies in the plane, A•(B-r) = 0