3 marksMagnitude and Direction of a Vector

CSEC Additional Mathematics · 2012 · Paper 2 · Question 3(b)(ii)

Given vectors OA = a, OB = b, and AP = (1/2)OA, where a = [2, 1] and b = [3, 2].

Find |BP|.

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Other parts of this question

3(a)(i)A line has equation x + y + 1 = 0. Show that this line passes through the centre of the circle.[3 marks]
3(a)(ii)Find the equation of the tangent to the circle at the point A (-6, 3).[4 marks]
3(b)(i)Write BP in terms of a and b.[2 marks]

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