Write the expression with a positive exponent, and then simplify. 
Definitions:
Long-term Memory
A type of memory capable of storing an unlimited amount of information indefinitely, ranging from minutes to a lifetime.
Memory Retrieval
The process of recalling or accessing information stored in memory, which can be influenced by various factors such as context and practice.
Reminder Sessions
Sessions or meetings set up to recall or reinforce key information, tasks, or practices that may have been previously introduced.
Sensorimotor Development
The stage in early childhood development where infants learn to interact with their environment through physical activity and sensory experiences.
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