Răspuns :

1) (-1)⁴k+(-1)⁴k⁺¹+(-1)⁴k⁺²+(-1)⁴k⁺³=

=1+(-1)+1+(-1)=

=2+(-2)=0

2) (2³)²-33²⁰⁰⁶:3²⁰⁰⁵+(3×2²)²-2006⁰+0²⁰⁰⁶=

=2⁶-33+(3×4)²-1+0=

=64-33+12²-1+0=

=64-33+144-1+0=

=31+144-1+0=

=175-1+0=174