| Exam Board | AQA |
|---|---|
| Module | Paper 1 (Paper 1) |
| Session | Specimen |
| Marks | 1 |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Chain Rule |
| Type | Basic power rule differentiation |
| Difficulty | Easy -1.8 This is a straightforward differentiation of a power function requiring only rewriting as x^(-1/2) and applying the power rule. It's a 1-mark multiple-choice question testing basic recall of differentiation rules with no problem-solving element, making it significantly easier than average A-level questions. |
| Spec | 1.07i Differentiate x^n: for rational n and sums |
| Answer | Marks | Guidance |
|---|---|---|
| 2 | Circles correct answer | AO1.1b |
| Answer | Marks |
|---|---|
| Total | 1 |
Question 2:
2 | Circles correct answer | AO1.1b | B1 | 1
x x
Total | 1A curve has equation $y = \frac{2}{\sqrt{x}}$
Find $\frac{dy}{dx}$
Circle your answer.
[1 mark]
$\frac{\sqrt{x}}{3}$ \quad $\frac{1}{x\sqrt{x}}$ \quad $-\frac{1}{x\sqrt{x}}$ \quad $-\frac{1}{2x\sqrt{x}}$
\hfill \mbox{\textit{AQA Paper 1 Q2 [1]}}