Question

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​

Answer 1

Răspuns:

a)1 b)-1 c)1 d)-1 e)-1 f)1 g)1 h)1 i)1 k) -1 la pătrat×a+7 adică d/da (-a+7)= -a la puterea 1-1 vom avea -a la pătrat 0 adică a=-1