2024 IGCSE Additional Mathematics October/November 0606/23 Q1

2024 IGCSE Additional Mathematics October/November 0606/23 Q1

3 marks

The diagram shows the graph of \(y=(x+1)(x-1)(x-2)\). Use the graph to solve the inequality \((x+1)(x-1)(x-2)<1\).[3]

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Answer:\(x<-0.8\) or \(0.55<x<2.25\) (graphical estimates).

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