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(-3)^4=(-3)*(-3)*(-3)*(-3)=2187
(4/5)^3=(4/5)*(4/5)*(4/5)=64/125
(-1 2/5)^2=(-7/5)*(-7/5)=49/25=1 24/25
1,2^2=1,2*1,2=1,44
Zad 2
a) -125
b) 1
c) 1,44
d) 0,0001
e) 0,064
f) 2,875
g) 13,6
nie ma za co