IB skill practice

Connect polynomial roots and graphs

Use roots, multiplicities, end behaviour, and intercepts to interpret polynomial graphs.

Paper 1, Paper 2 5 marks Difficulty 5

Connect polynomial roots and graphs - visual visual check

A quadratic graph has roots \(x=0\) and \(x=5\). Enter the axis of symmetry value.

Worked practice: result and interpretation

Calculate the requested result first, then choose the interpretation that follows from it.