A2 June 2019 Paper 1 Q3

3 The function \(\mathrm{f}(x) = x^2 - 1\)

Find the mean value of \(\mathrm{f}(x)\) from \(x = -0.5\) to \(x = 1.7\)

Give your answer to three significant figures.

Circle your answer. [1 mark]

• \(-0.521\)
• \(-0.434\)
• \(-0.237\)
• \(0.786\)