Mathematics 0580 · IGCSE · Differentiation

Differentiation — practice question

The derivative of $2ax^7 + 3x^k$ is $42x^6 + 15x^{k-1}$.
(main)[2]

Find the value of $a$ and the value of $k$.

Worked solution & mark scheme

This 2-mark question has a full step-by-step worked solution and mark scheme. One marking point: “$a=3$” …

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