June 2024 Paper 2 Q1
1 Differentiate the following with respect to \(x\).
(a) \(3x^4 - \dfrac{2}{x^2}\) [2]
(b) \(4\sqrt{x} - 9\) [2]
| Scheme | Marks | AO |
|---|---|---|
| \(12x^3 + 4x^{-3}\) oe | B2 | 1.1 1.1 |
| [2] |
Notes
B2: B1 each term, isw incorrect attempts to simplify
| Scheme | Marks | AO |
|---|---|---|
| \(2x^{-\frac{1}{2}}\) oe | B2 | 1.1 1.1 |
| [2] |
Notes
B2: B1 this term correct
B1 no second term