Question

Multiply and simplify
q to the power of 7 xqxq to the power of -9 x q to the power of -3

Answer 1

\[\huge{q^7*q*q^{-9}*q^{-3}}\]
\[\huge{q^{7+1-9-3}}\]
\[\huge{q^{-4}}\]

Answer 2

\[\huge{\frac{1}{q^4}}\]