IB skill practice

Evaluate functions and use notation

Evaluate functions, interpret notation, and distinguish inputs from outputs.

Paper 1 5 marks Difficulty 2

Evaluate a quadratic function

Given \(f(x)=2x^{2}-3\), calculate \(f(2)\), \(f(5)\), and the output change.

Worked practice: function notation

Evaluate the function at the requested inputs and compare the change in output.