| Exam Board | OCR MEI |
|---|---|
| Module | C1 (Core Mathematics 1) |
| Marks | 2 |
| Paper | Download PDF ↗ |
| Mark scheme | Download PDF ↗ |
| Topic | Indices and Surds |
| Type | Evaluate numerical powers |
| Difficulty | Easy -2.0 This is a straightforward recall question testing basic index laws (negative and zero powers) with no problem-solving required. Both parts are simpler than typical A-level questions, requiring only direct application of memorized rules: 2^{-3} = 1/8 and 9^0 = 1. |
| Spec | 1.02a Indices: laws of indices for rational exponents |
| Answer | Marks | Guidance |
|---|---|---|
| 6 | (ii))0.125 or | |
| (iii) | 1 | |
| 1 | as final answer | 2 |
Question 6:
6 | (ii))0.125 or
(iii) | 1
1 | as final answer | 2State the value of each of the following.
\begin{enumerate}[label=(\roman*)]
\item $2^{-3}$ [1]
\item $9^0$ [1]
\end{enumerate}
\hfill \mbox{\textit{OCR MEI C1 Q6 [2]}}