Răspuns :
= (1/2)^50 - (-1/2)^50 + [(-1/2)^2]^50 - (1/2)^100 =
(1/2)^50 - (1/2)^50 + (1/2)^100 - (1/2)^100 = 0
(1/2)^50 - (1/2)^50 + (1/2)^100 - (1/2)^100 = 0
[(1/2)^5]^10 - [(-1/2)^10]^5 + (-1/4)^50 - (-1/2)^100 =
= (1/2)^50 - (1/2)^50 + (1/4)50 - (1/2)^100 =
= 0 + 1/2^100 - 1/2^100 =
= 0
= (1/2)^50 - (1/2)^50 + (1/4)50 - (1/2)^100 =
= 0 + 1/2^100 - 1/2^100 =
= 0