\left( {x^a } \right)^b = x^{\left( {ab} \right)}
% MathType!MTEF!2!1!+-
% feaafaart1ev1aaatCvAUfeBSjuyZL2yd9gzLbvyNv2CaerbuLwBLn
% hiov2DGi1BTfMBaeXatLxBI9gBaerbd9wDYLwzYbItLDharqqtubsr
% 4rNCHbGeaGqiVu0Je9sqqrpepC0xbbL8F4rqqrFfpeea0xe9Lq-Jc9
% vqaqpepm0xbba9pwe9Q8fs0-yqaqpepae9pg0FirpepeKkFr0xfr-x
% fr-xb9adbaqaaeGaciGaaiaabeqaamaabaabaaGcbaWaaeWaaeaaca
% WG4bWaaWbaaSqabeaacaWGHbaaaaGccaGLOaGaayzkaaWaaWbaaSqa
% beaacaWGIbaaaOGaeyypa0JaamiEamaaCaaaleqabaWaaeWaaeaaca
% WGHbGaamOyaaGaayjkaiaawMcaaaaaaaa!4032!
Pasting the above "text" into MathType 5.0 will enter the above equation and make it possible to edit, save, and use in applications such as MS Word.