Question

11. Calculaţi:
a) 5553 – 125 - 1113;
b) (1 + 2 + 22 + ... +299): (2




ma puteti ajuta la 11? varog

Answer 1

Răspuns: A) $555^{3} -125*111^{3} = 170,953,875 - 125*1,367,631= 170,953,875-170,953,875= 0$

B)

(1 + 2 + 2² + ... + 2^99) : (2^100 - 1);

(1+ 2 + 2² + ... + 2^99) : (2^100 - 1) =

(2^100 - 1) : (2^100 - 1) =

1

Sper ca te am ajutat!