Use the principle of mathematical induction to find the equivalent expression for every positive integer n. 
Definitions:
Faulty Parallelism
A grammatical error that occurs when elements in a sentence that are supposed to be parallel in structure do not match in form, disrupting the flow of the sentence.
Framed Picture
an image enclosed in a frame to enhance or protect it.
Inconsistent Person
Someone whose actions, beliefs, or performance vary significantly over time, often unpredictably.
Stamped Feet
The act of forcefully bringing one's feet down onto the ground, often to express frustration or to attract attention.
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