Question

reduzcan es de matematica es 1 ejercicio

Answer 1

2^n+1 + 2^n-1

--------------------------------

2^n-1 + 2^n-2 - 2^n-3

2^n-1(2^2 + 1)

-----------------------

2^n-3(2^2 + 2 - 1)

2^n-1(4 + 1)

-----------------------

2^n-3(4 + 2 - 1)

2^n-1(5)

---------------

2^n-3(5)

2^n-1

--------- = 2^n-1-n+3 = 2^2 = 4

2^n-3