Let a, b, and c be positive numbers satisfying

a^2*b = 1

b^2*c = 2

c^2*a = 3

Find a.

Before I'd even attempt to tackle this, I'd have to see some parentheses.

For example, is that first one supposed to be a^{(2•b)} = 1 or (a^{2})•b = 1

_{.}