Răspuns:
Explicație pas cu pas:
a) 9/25
b) 9/25
c) 1/64
d) 8/343
e) 0,(3) = 3/9 = 1/3
[0,(3)]^4 = (1/3)^4 = 1/81
f) (-2/6)^4 = (-1/3)^4 = 1/81
g) 4/9
h) -125/27
i) (2/3)^-2 = (3/2)^2 = 9/4
j) (-3/4)^-1 = -4/3
k) (-16/48)^4 = (-1/3)^4 = 1/81
l) (-1)^2011 = -1
m) (-451/2011)^0 = 1
n) (5*36/180)^2010 = (180/180)^2010 = 1^2010 = 1
