OCR MEI C1 2011 January — Question 2 4 marks

Exam BoardOCR MEI
ModuleC1 (Core Mathematics 1)
Year2011
SessionJanuary
Marks4
PaperDownload PDF ↗
TopicIndices and Surds
TypeEvaluate numerical powers
DifficultyEasy -1.8 This is a straightforward recall question testing basic index laws with no problem-solving required. Part (i) involves trivial rules (negative powers and zero power), while part (ii) requires applying fractional powers to a simple fraction—all standard textbook exercises requiring only mechanical application of rules.
Spec1.02a Indices: laws of indices for rational exponents

2
  1. Write down the value of each of the following.
    (A) \(4 ^ { - 2 }\) (B) \(9 ^ { 0 }\)
  2. Find the value of \(\left( \frac { 64 } { 125 } \right) ^ { \frac { 4 } { 3 } }\).

2
\begin{enumerate}[label=(\roman*)]
\item Write down the value of each of the following.\\
(A) $4 ^ { - 2 }$\\
(B) $9 ^ { 0 }$
\item Find the value of $\left( \frac { 64 } { 125 } \right) ^ { \frac { 4 } { 3 } }$.
\end{enumerate}

\hfill \mbox{\textit{OCR MEI C1 2011 Q2 [4]}}