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Another interesting vectors question. The fixed point has position vector a relative to a fixed point . A variable point has position vector r relative to . Find the locus of if r (r – a) = 0.

This is a question a student sent me a few days back, and I shared with my class. Find the Cartesian equation of the locus of all points (plane) that is equidistant of the plane and plane. The [...]

Dear students, as we all know, you have currently less than 2 weeks to D-day (ok, just kidding, your GP paper). As most of you are stressing out over what to study, how to study for this [...]