a)
(-1/3)^4 = (-1)^4/3^4 = 1/81
b)
(-2,5)^3 = -15,625
c)
(1/128)^0 = 1
d)
p(900) = 30
e)
p-3(216) = 6
f)
p(0,0004) = 0,02
g)
-4^2 -(-10)^0 = -16 - 1 = -17
h)
(p-3(27/125)) ^3 - (p-3(1/8))^3 = 27/125 - 1/8 = 0,216 - 0,125 = 0,091 = 91/1000
i)
p(5 * p(5 * p(25))) = p(5 * p(5*5)) = p(5 * p(25)) = p(5 * 5) = p(25) = 5