Question

Valoarea numarului: 2 puterea 1x 2 puterea 2 .......2 puterea 10 este:

a) 2 putera 40 b) 2 puterea 45 c) 2 puterea 50 d) 2 puterea 55 e) 2 puterea 60

Answer 1

2^1*2^2*......*2^10=
=2^(1+2+.....+10)=
=2^(10*11:2)=
=2^(5*11)=2^55
d) 2^55