Use the rules of exponents to simplify the expression. Write the answer with positive exponents. Assume that all variables represent positive real numbers.
x⁽⁽¹⁾/⁽³⁾⁾*x⁽⁽²⁾/⁽³⁾⁾â—»
1) x
2) (1)/(x)
3) x⁽⁽³⁾/⁽²⁾⁾
4) x⁽⁽²⁾/⁽³⁾⁾