Examlex
Solve the equation by extracting square roots.
External Cost
A cost that a business or economic activity imposes on third parties who are not part of the transaction, such as pollution.
Pollution
The introduction of contaminants into the natural environment that cause adverse changes, affecting air, water, and soil quality.
Maintenance and Repair
Activities aimed at keeping machinery, equipment, or systems in working order and restoring them to proper condition when they malfunction or deteriorate.
Income
Money received, especially on a regular basis, for work or through investments, vital for determining an individual's or household's economic status.
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