Show that the points P,Q&R with position vectors a+2b, 2a+3b and -7b respectively are collinear

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4 years ago

Show that the points P,Q&R with position vectors a+2b, 2a+3b and -7b respectively are collinear

Show that the points P,Q&R with position vectors a+2b, 2a+3b and -7b respectively are collinear