Mathematics 9709 · AS & A Level · Quadratics

Quadratics — practice question

A curve is given by $y = 3x^2 - 4x + 4$, while a straight line is given by $y = mx + m - 1$, where $m$ is a constant.

(main)[5]

Find the values of $m$ for which the curve and the line have two distinct points of intersection.

Worked solution & mark scheme

This 5-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Creates a quadratic equation in $x$” …