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

Additional Mathematics

IGCSE&ALevel

CAIE

Exam No：0606_w24_qp_23 Year：2024 Question No：1

Answer:

4.2 Solve graphically or algebraically inequalities of various types involving absolute value.

4.5 Solve graphically cubic inequalities of various forms where f(x) is a product of three linear factors and d is a constant.

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