Laws of Index 6

\(\left({x}^{-2}z{w}^{4}\right)\left({x}^{4}{y}^{4}z{w}^{-3}\right)=\left(1\right)\left(1\right){x}^{-2+4}{y}^{4}{z}^{1+1}{w}^{4-3}={x}^{2}{y}^{4}{z}^{2}w\)