Jeremy Sim's answer to Wee Teck's Junior College 2 H2 Maths Singapore question.
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Understanding the diagram is pretty important to answering this question.
OA falls on L2 and therefore has to satisfy equation of L2.
OC falls on both BC, which is parallel to the normal vector of p2, and p2 itself, so it has to satisfy both equations.
OA falls on L2 and therefore has to satisfy equation of L2.
OC falls on both BC, which is parallel to the normal vector of p2, and p2 itself, so it has to satisfy both equations.
Date Posted:
4 years ago
Thx!