Question

how to do this sum?please say me with steps..
8^-4*5^-6*6^-2/9^-4

Answer 1

follow the basic operator priorty rules....
top priority :\[\left( \right)\div \times +-\]
solve whichever operator comes at the left most position of the priorty chart.
so solve first parenthesis then division then multiplication the addition and then subtractioin

Answer 2

\[\frac{8^{-4}*5^{-6}*6^{-2}} {(9^{-4})}\]
\[=\frac{9^{4}}{8^{4} \times 5^{6} \times 6^{2}}\]