| Exam Board | OCR MEI |
|---|---|
| Module | C1 (Core Mathematics 1) |
| Year | 2012 |
| Session | June |
| Marks | 4 |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Indices and Surds |
| Type | Evaluate numerical powers |
| Difficulty | Easy -1.8 This is a straightforward recall question testing basic index laws with no problem-solving required. Both parts involve direct application of negative and fractional indices to simple fractions—routine C1 material that is easier than the typical A-level question which would involve some multi-step reasoning or application. |
| Spec | 1.02a Indices: laws of indices for rational exponents |
\begin{enumerate}[label=(\roman*)]
\item Evaluate $\left(\frac{1}{5}\right)^{-2}$. [2]
\item Evaluate $\left(\frac{8}{27}\right)^{\frac{2}{3}}$. [2]
\end{enumerate}
\hfill \mbox{\textit{OCR MEI C1 2012 Q3 [4]}}