(a)[1]
Sketch $y = |x - 2a|$.
(b)[2]
Solve $2x - 3a < |x - 2a|$.
Mathematics 9709 · AS & A Level · Algebra
Algebra — practice question
For this question, $a$ is a positive constant.
Worked solution & mark scheme
This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Right overall graph shape, approximately symmetric, with both parts drawn as solid straight lines and $2a$ labelled correctly on each axis” …
- Full mark scheme, point by point
- Step-by-step worked solution
- Write your answer & get it marked instantly by AI