Question

Tính giá trị của 2^2015 - 2^2014 - 2.2^2013

Answer 1

\(2^{2015}-2^{2014}-2.2^{2013}\)

\(2^{2015}-2^{2014}-2^{2014}\)

\(2^{2015}-2.2^{2014}=2^{2015}-2^{2015}=0\)

 

 

Answer 2

\(2^{2015}-2^{2014}-2.2^{2013}\)

\(=2^{2015}-2^{2014}-2^{2014}\)

\(=2^{2015}-2.2^{2014}\)

\(=2^{2015}-2^{2015}\)

\(=0\)