Mathematics 4024 · O Level · Ratio and proportion

Ratio and proportion — practice question

$y$ varies in direct proportion to $(x-1)^2$. For $x=5$, the value of $y$ is $32$.
(main)[2]

Work out the value of $y$ for $x=-2$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$18$.” …

  • Full mark scheme, point by point
  • Step-by-step worked solution
  • Write your answer & get it marked instantly by AI