Question

2) Calcule o valor das expressões:

a) (-3+5+2) : (-2)
b)(+3-1)²-15
(-2)³-(-1+2)^5
c)(-2)³-(-1+2)^5
d)40:(-1)^9+(-2)³-12
e)10-[5-(-2)+(-1)]
f)2-(3+[4-(1-2)+3]-4}
g)15-[(-5)²-(10-2³)]
h)13-[(-2)-(-7)+(+3)²]
i)7²-[6-(-1)^5-2²]
j)2³-[(-16):(+2)-(-1)]
k)50:{-5+[-1-1(-2)²:(-2)³]}

3) calcule as potências

a)0^18
b)(+1)^7
c)(+3)⁴
d)+3⁴
e)(+5)^0
f)(+7)^0
g)(+1)^42
h)(+1)^13
i)(+10)^13
j)(+13)²
k)(+11)³
l)(+17)²
m)(+15)³
n)(+1)^100
o)+1^52
p)(+197)^0
q)(+10)²
r)+10²

Answer 1

a)-2
b)-11
c)-9
d)40:-21