A Company Makes Cylindrical Cans of Radius R and Height $2 \pi r ( \mathrm { cr } \pm \mathrm { dh } )$

question 102

Short Answer

A company makes cylindrical cans of radius r and height h at a cost of a cents per unit area for the top and bottom and b cents per unit area for the side. Express the cost of producing a can as a function of the two variables r, and h.
Enter your answer in the form: $2 \pi r ( \mathrm { cr } \pm \mathrm { dh } )$

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Definitions:

Marine Environments

Ecosystems found in the ocean, ranging from deep sea to coastal areas, supporting a wide range of life forms.

Corals

Marine invertebrates in the class Anthozoa of phylum Cnidaria, typically living in compact colonies of many identical individual polyps that build up coral reefs, important for marine biodiversity.

Reefs

Marine structures composed mainly of coral and other biogenic material, typically forming in shallow, warm water environments.

Quartz-Rich

Containing a high concentration of quartz, a hard, crystalline mineral composed of silicon and oxygen atoms.