The Volume of Helium in a Spherical Balloon (In Cubic

question 147

Short Answer

The volume of helium in a spherical balloon (in cubic centimeters)as a function of the radius,r,in centimeters,is given by V(r)=
π
.Graph V(r)in the standard viewing rectangle,
×
and use TRACE to estimate
V(r).

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Definitions:

Total Cost

The entire cost of production including both fixed and variable costs.

Marginal Cost

The upsurge in total financial outlay occasioned by the production of one supplementary unit of a product or service.

Marginal Revenue

The additional revenue that a firm gains when it sells one more unit of a product.

Monopolist's Profits

The excess earnings a monopolist achieves by setting the price above marginal cost due to lack of competition.