Question

Simplify and express each of the following in exponential form:
$\frac{3\times 7^2\times {11}^8}{21\times {11}^3}$

Answer 1

$=\frac{3\times 49\times {11}^5}{21}$

$=\frac{23674497}{21}$

$=1127357$

$=7\times {11}^5$