Mathematics 0580 · IGCSE · Differentiation

Differentiation — practice question

(a)[2]

Differentiate the expression $6 + 4x - x^{2}$.

(b)[2]

Find the coordinates of the turning point on the graph of $y = 6 + 4x - x^{2}$.

Worked solution & mark scheme

This 4-mark question has a full step-by-step worked solution and mark scheme. One marking point: “So the derivative is $4-2x$.” …

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