| Exam Board | Edexcel |
|---|---|
| Module | C2 (Core Mathematics 2) |
| Marks | 4 |
| Paper | Download PDF ↗ |
| Topic | Binomial Theorem (positive integer n) |
| Type | Standard binomial expansion |
| Difficulty | Easy -1.2 This is a straightforward application of the binomial theorem requiring only substitution into the formula and basic arithmetic. It's a standard C2 question with no problem-solving element—students simply need to recall the binomial expansion formula and calculate three terms methodically. |
| Spec | 1.04a Binomial expansion: (a+b)^n for positive integer n |
Find the first three terms, in ascending powers of $x$, of the binomial expansion of $(3 + 2x)^5$, giving each term in its simplest form.
[4]
\hfill \mbox{\textit{Edexcel C2 Q1 [4]}}