November 28th, 2016, 10:51 AM  #1 
Member Joined: Nov 2016 From: Ireland Posts: 67 Thanks: 2  expanding E
(e^2x + e^x) (e^2x + e^x) = 2 + e^x + e^x Why's the answer to this, not 3 ? It's seems to multiply out through the rest of the equation why not at the end? 
November 28th, 2016, 10:57 AM  #2 
Math Team Joined: May 2013 From: The Astral plane Posts: 1,570 Thanks: 613 Math Focus: Wibbly wobbly timeywimey stuff.  
November 28th, 2016, 11:16 AM  #3 
Member Joined: Nov 2016 From: Ireland Posts: 67 Thanks: 2 
Ahhh well then maybe that's it... I calculated it to e^0 which is 1. How are you doing the super script btw? 
November 28th, 2016, 11:33 AM  #4 
Math Team Joined: Jul 2011 From: Texas Posts: 2,608 Thanks: 1291  
November 28th, 2016, 12:54 PM  #5 
Member Joined: Nov 2016 From: Ireland Posts: 67 Thanks: 2 
$\displaystyle e^x + e^{x} = 1$

November 28th, 2016, 12:56 PM  #6 
Member Joined: Nov 2016 From: Ireland Posts: 67 Thanks: 2 
I see display style ... Does it appear correctly to you guys? 
November 28th, 2016, 01:07 PM  #7 
Member Joined: Nov 2016 From: Ireland Posts: 67 Thanks: 2 
oh never mind refreshed it and it appeared correctly


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