1MA0 Foundation June 2015 Paper 1 Q23
23
(a) Factorise \(8x + 6\) (1)
(b) Factorise \(y^2 - 2y\) (1)
(c) Simplify fully \(\dfrac{p^3 \times p^4}{p^2}\) (2)
| Answer | Mark | Notes |
|---|---|---|
| \(2(4x + 3)\) | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| \(y(y - 2)\) | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| \(p^5\) | 2 | M1 for \(\dfrac{p^{3+4}}{p^2}\left(= \dfrac{p^7}{p^2}\right)\) or \(p^{3-2} \times p^4\) (\(= p^1 \times p^4\)) or \(p^3 \times p^{4-2}\) (\(= p^3 \times p^2\)) A1 cao |