-2^3,-2^-2,(-3)^3 a,evaluate each expression b. Order them from least to greatest

To evaluate each expression, we can simply apply the exponent rules:

a) -2^3 = -8
b) -2^-2 = -1/4
c) (-3)^3 = -27

Ordering them from least to greatest:
b) -1/4
a) -8
c) -27