Use the properties of exponents to simplify the expression so that only positive exponents remain. 
Definitions:
Psychoanalytic Theory
A theory of personality organization and the dynamics of personality development that guides psychoanalysis, a clinical method for treating psychopathology, developed by Sigmund Freud.
Freud
Sigmund Freud was an Austrian neurologist best known for developing the theories and techniques of psychoanalysis.
Free Association
A psychoanalytic process in which the patient verbalizes thoughts as they occur, without censorship or filtering, to uncover hidden feelings and desires.
Psychoanalysis
A therapeutic approach founded by Freud that aims to explore unconscious motivations and conflicts.
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