Mathematics 4024 · O Level · Proportion

Proportion — practice question

y is inversely proportional to $(x-3)^2$. When x = 7, y = 4.
(main)[3]

Determine the value of y when x = -2.

Worked solution & mark scheme

This 3-mark question has a full step-by-step worked solution and mark scheme. One marking point: “Set up \(4(7-3)^2=y(-2-3)^2\)” …

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