IB skill practice

Analyse families of curves

Use parameters to describe curve families, envelopes, and intersections.

Paper 1, Paper 2 5 marks Difficulty 4

Analyse families of curves - visual endpoint link

For the family \(y=x^{2}-1\), enter the y-intercept.

Worked practice: result and interpretation

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