2n−1 + 2n−1

is gelijk aan
A.   2n
B.   22n−2
C.   22n−1
D.   2n−1
E.  
                 

[ 2,3,4-3242 - op net sinds 21.2.15-(E)-29.10.2023 ]

Translation in   E N G L I S H

2n−1 + 2n−1
is equal to
A.  2n
B.  22n−2
C.  22n−1
D.  2n−1
E.  

Oplossing - Solution

2n−1 + 2n−1 = 2.2n−1 = 21.2n−1 = 21+n−1 = ...