1MA0 Foundation June 2016 Paper 1 Q20
20
(a) Simplify \(p^2 \times p^5\) (1)
(b) Expand and simplify \(3(m + 4) - 2(4m + 1)\) (2)
(c) Factorise \(n^2 - 7n\) (1)
| Answer | Mark | Notes |
|---|---|---|
| \(p^7\) | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| \(-5m + 10\) | 2 | M1 for \(3m + 12\) or \(-8m - 2\) or \(8m + 2\) A1 for \(-5m + 10\) or \(10 - 5m\) or \(-5(m - 2)\) or \(5(2 - m)\) |
| Answer | Mark | Notes |
|---|---|---|
| \(n(n - 7)\) | 1 | B1 cao |