EDIT: don't worry, i know the answer... (3^3)^2/3 ====how does it become====> (3^2)
B bobisaka Junior Member Joined Dec 25, 2019 Messages 115 Jul 27, 2021 #1 EDIT: don't worry, i know the answer... (3^3)^2/3 ====how does it become====> (3^2) Last edited: Jul 27, 2021
topsquark Senior Member Joined Aug 27, 2012 Messages 2,269 Jul 27, 2021 #2 For others with questions about it Watch the parentheses on the exponent! [imath](a^b)^c = a^{bc}[/imath] Here a = 3, b = 3, c = 2/3, so bc = 2. Thus (3^3)^(2/3) = 3^(2) = 9. -Dan
For others with questions about it Watch the parentheses on the exponent! [imath](a^b)^c = a^{bc}[/imath] Here a = 3, b = 3, c = 2/3, so bc = 2. Thus (3^3)^(2/3) = 3^(2) = 9. -Dan
