Question

$$\frac{(2^{4})^{2}\times7^{3}}{8^{2}\times7}$$

Answer

196

Solution


Use Power Rule: \({({x}^{a})}^{b}={x}^{ab}\).
\[\frac{{2}^{8}\times {7}^{3}}{{8}^{2}\times 7}\]
Simplify  \({2}^{8}\)  to  \(256\).
\[\frac{256\times {7}^{3}}{{8}^{2}\times 7}\]
Simplify  \({8}^{2}\)  to  \(64\).
\[\frac{256\times {7}^{3}}{64\times 7}\]
Simplify  \(64\times 7\)  to  \(448\).
\[\frac{256\times {7}^{3}}{448}\]
Simplify  \({7}^{3}\)  to  \(343\).
\[\frac{256\times 343}{448}\]
Simplify  \(256\times 343\)  to  \(87808\).
\[\frac{87808}{448}\]
Simplify.
\[196\]