| Exam Board | OCR MEI |
|---|---|
| Module | AS Paper 1 (AS Paper 1) |
| Year | 2018 |
| Session | June |
| Marks | 4 |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Binomial Theorem (positive integer n) |
| Type | Standard binomial expansion |
| Difficulty | Easy -1.8 This is a straightforward application of the binomial theorem with n=3, requiring only direct substitution into the formula or Pascal's triangle. It's a routine drill exercise with minimal steps, testing basic recall rather than problem-solving, making it significantly easier than average A-level questions. |
| Spec | 1.04a Binomial expansion: (a+b)^n for positive integer n |
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2 Find the binomial expansion of $( 3 - 2 x ) ^ { 3 }$.
\hfill \mbox{\textit{OCR MEI AS Paper 1 2018 Q2 [4]}}