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A-Level MathematicsYear 2022Q3

6   3. A sequence of terms a1, a2, a3, … is defined by a1 = 3 an+1 = 8 − an (a) (i) Show that this sequence is periodic. (ii) State the order of this periodic sequence. (2) (b) Find the value of an n=∑ 1 85 (2) ___________________________________________ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ Turn over 7   Question 3 continued _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ _ ___________________________________________ (Total for Question 3 is 4 marks)

Paper Source:9ma0-02-que-20220615.pdf

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Exam Specification Info

This question is part of the UK A-Level Mathematics syllabus. In the actual exam, structured questions typically require linking specific keywords to gain full marks. Applaa helps you drill these topics.

Syllabus levelAdvanced Level (A-Level)

SubjectMathematics

Official MarksVariable (2–6 marks)