1MA0 Higher June 2017 Paper 1 Q20
20
(a) Simplify \((x^{-2})^{-3}\) (1)
(b) Factorise \(2y^2 - 5y - 3\) (2)
| Answer | Mark | Notes |
|---|---|---|
| \(x^6\) | 1 | B1 cao |
| Answer | Mark | Notes |
|---|---|---|
| \((2y + 1)(y - 3)\) | 2 | M1 for \((2y \pm 1)(y \pm 3)\) or \((2y \pm 3)(y \pm 1)\) A1 cao |
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