E7.4.1 Represent vectors by directed line segments.
Represent vectors by directed line segments.
E7.4.2 Use position vectors.
Use position vectors.
E7.4.3 Use the sum and difference of two or more vectors to express given
Use the sum and difference of two or more vectors to express given vectors in terms of two coplanar vectors.
E7.4.4 Use vectors to reason and to solve geometric problems
Use vectors to reason and to solve geometric problems. Examples include: • show that vectors are parallel • show that 3 points are collinear • solve vector problems involving ratio and similarity.