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3.Calculați:
a)1^5;
b)(-1)^5
c)(-1)^6
d)-1^6
e)(-1)^123
f)(+1)^321
g)(-1)^3^2
h)(+1)^2^3
i)(+1)^6
j)(-1)^n(n+1) , n € N
k)-1^2×n+7
l)(-1)^2×n+7​


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