IB skill practice

Evaluate piecewise models

Choose the correct branch of a piecewise model before calculating the value.

Paper 1, Paper 2 5 marks Difficulty 3

Evaluate piecewise models - context check

A traffic authority cost model is \(f(x)=3x+2\) for \(x\le5\), and \(f(x)=2x+8\) for \(x>5\). Find \(f(6)\). Confirm the method before entering the value. Enter the requested value and choose the interpretation that matches the result.

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