2013 A-level H2 Mathematics (9740) Paper 1 Question 3 Suggested Solutions

By KS Teng

All solutions here are SUGGESTED. Mr. Teng will hold no liability for any errors. Comments are entirely personal opinions.

(i)

Graph of 3i

Graph of 3i

(ii)
Using the GC, we find the intersection point to be (1,2).

\therefore, x \textless \frac{1}{2} ~\mathrm{or}~ x>2.

KS Comments:

A very straight forward questions. Students just need to be alert in drawing the graph, labelling features of the graph as required.

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