a. The four points O, A, B and C are such that OA(vectors) = 5a, OB(vectors) =

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a. The four points O, A, B and C are such that OA(vectors) = 5a, OB(vectors) = 15b, OC(vectors) = 24b = 3a. Show that B lies on the line AC.

b. Relative to an origin O, the position vector of the points P is I – 4j and the position vectors of the point Q is 3i + 7j. Find

i. |PQ(vectors)|.

ii. The unit vector in the direction PQ(vectors).

iii. The position vector of M, the mid-point of PQ.

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Cambridge IGCSE And O Level Additional Mathematics Coursebook

ISBN: 9781108411660

2nd Edition

Authors: Sue Pemberton

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a. The four points O, A, B and C are such that OA(vectors) = 5a, OB(vectors) =

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a To show that point B lies on the line AC we need to show that the position vector of B is a linear ...View the full answer

Cambridge IGCSE And O Level Additional Mathematics Coursebook

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