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Solve the problem.
-Arches in the shapes of parabolas are often used in construction. Find the equation of a parabolic arc that is 18 feet high at its highest point and 26 feet wide at the base, as illustrated in the figure. Place the origin at the midpoint of the base.
Fresh Water
Fresh water is water with a low salt concentration, found in rivers, lakes, streams, and underground aquifers, essential for drinking, agriculture, and industry.
Scarce Resource
A resource that is limited in availability and can be used up or depleted, making it valuable and subject to economic study for optimal use.
Unlimited Wants
The economic concept that humans have endless desires for goods and services.
Good
A tangible product used to satisfy human wants.
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