IP3 Class Test (May 2025) Q4

IP3 Class Test (May 2025) Q4

IP 3

6 marks

Solve the equation \(x^3 = 3x^2 + 6x + 2\), giving your answers in exact form.[4]
Hence, solve the equation \(8x^3 - 12x^2 = 12x + 2\).[2]

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Answer:\(x = -1, \, 2 \pm \sqrt{6}\)

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