Question 16 — IGCSE 0580 May/June 2023 Paper 21
Cambridge IGCSE Mathematics 0580, Extended tier, non-calculator. Topic: Vectors · Vectors (basic). Worth 3 marks.
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Question text
16 (a) Find the magnitude of the vector -4 .
e 5o
................................................. [2]
(b)
C
y
NOT TO
SCALE
O x A B
The diagram shows a triangle OAC.
A is the midpoint of the straight line OB.
OA = x and OC = y.
Find CB in terms of x and y.
CB = ................................................ [1]
3
12
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