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February 17th, 2018, 09:24 AM  #1 
Newbie Joined: Oct 2017 From: Rumba Posts: 20 Thanks: 0  Question Discrete Math Binomial Theorem
Please could someone help me the way to approach this? 
February 17th, 2018, 09:33 AM  #2 
Senior Member Joined: Sep 2015 From: USA Posts: 2,098 Thanks: 1093 
answered at MathHelpForum.com
Last edited by greg1313; February 17th, 2018 at 11:46 AM. 
February 17th, 2018, 11:48 AM  #3 
Global Moderator Joined: Oct 2008 From: London, Ontario, Canada  The Forest City Posts: 7,859 Thanks: 1080 Math Focus: Elementary mathematics and beyond 
$\sum_{k=0}^n\binom{n}{k}2^{nk}(1)^k=(21)^n=1^n=1$


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binomial, discrete, math, question, theorem 
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