Question
Express the following as a rational number: $\Big(\frac{1}{4}\Big)^{-4}$

Answer

$\Big(\frac{1}{4}\Big)^{-4}=(4)^{4}$ $=4\times4\times4\times4$ $=256$

Need a full question paper?

Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.

Start Generating Free