Find the inverse of the given matrix, if it exists. If not, write does not exist. Verify your answer.
Definitions:
Mineral Water
Water that contains minerals or other dissolved substances that alter its taste or give it therapeutic value, usually obtained from wells or springs.
Demand Curve
A graphical representation showing the relationship between the price of a good and the quantity demanded by consumers.
Marginal Cost
The added cost of producing one additional unit of a product or service.
Mineral Water
A type of water that contains various minerals and is often bottled and sold for consumption.
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