IB skill practice

Estimate derivatives with central differences

Use nearby function values to estimate an instantaneous rate of change.

Paper 1, Paper 2 5 marks Difficulty 5

Estimate derivatives with central differences - exam scenario

An environment group model has \(f(x+0.8)=28\) and \(f(x-0.8)=25\). Estimate \(f'(x)\) using a central difference. Enter the requested value and choose the interpretation that matches the result.

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