4MA0 Foundation June 2015 Paper 1 Q21
21
(a) Simplify \(k^6 \times k^3\) (1)
(b) Simplify \(5y \times 4y^2\) (2)
| Scheme | Marks |
|---|---|
| \(k^9\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(20y^3\) | B2 |
| (2) | |
| Total 3 marks |
Notes
B2: (B1 for \(ny^3, n \neq 20\) or \(20y^m\) \(m \neq 3\))
21
| Scheme | Marks |
|---|---|
| \(k^9\) | B1 |
| (1) |
| Scheme | Marks |
|---|---|
| \(20y^3\) | B2 |
| (2) | |
| Total 3 marks |
B2: (B1 for \(ny^3, n \neq 20\) or \(20y^m\) \(m \neq 3\))