OCR MEI C1 — Question 9 2 marks

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
Marks2
PaperDownload PDF ↗
Mark schemeDownload PDF ↗
TopicInequalities
TypeSolve quadratic inequality
DifficultyEasy -1.2 This is a straightforward quadratic inequality requiring only factorization (already done), identification of critical points (0 and 6), and basic sign analysis. It's a standard C1 exercise with minimal steps and no conceptual challenges beyond understanding when a product is positive.
Spec1.02g Inequalities: linear and quadratic in single variable
9 Solve the inequality \(x ( x - 6 ) > 0\).
Question 9:
AnswerMarks Guidance
AnswerMarks Guidance
\(x < 0\) or \(x > 6\) (both required)2 B1 each; if B0 then M1 for \(0\) and \(6\) identified 
## Question 9:

| Answer | Marks | Guidance |
|--------|-------|----------|
| $x < 0$ or $x > 6$ (both required) | 2 | B1 each; if B0 then M1 for $0$ and $6$ identified |

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9 Solve the inequality $x ( x - 6 ) > 0$.

\hfill \mbox{\textit{OCR MEI C1  Q9 [2]}}
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