A company determines that if $x$ thousand dollars are spent on advertising a certain product, then $S(x)$ units of the product will be sold, where

$$S(x)=-2 x^3+27 x^2+132 x+207 \quad 0 \leq x \leq 17$$

a. Sketch the graph of $S(x)$.

b. How many units will be sold if nothing is spent on advertising?

c. How much should be spent on advertising to maximize sales? What is the maximum sales level?

In "Animal Farm", what is the name of the dog that lost puppies? How did it happen?

Match the function with the corresponding graph by considering end behavior and asymptotes. All graphs are shown in the same viewing window.

$$y=\dfrac{x+2}{2x+1}$$

Describe the general evolutionary trend of animal body parts. Explain your description.

Why do plants lack the mobile phagocytic cells typical of animal cells?

How is it possible for an animal like a tapeworm to live without having a digestive system?

Describe an example of how an internal feedback mechanism helps an animal maintain homeostasis.

Complete the sentence in a way that shows you understand the meaning of the italicized vocabulary word.

When Kyle's parents noticed his obsequious behavior, they knew that...

A chapter in the book discusses stimulus factors in advertising. Use Google Videos or Google Images to find examples of the advertisements for either Xerox’s 2010 or 2013 advertising campaign. Evaluate those advertisements based on the following stimulus factors:

Size

Is each statement below a good definition? If not, Explain.

The red wolf is an endangered animal.

An efficiency study of the afternoon shift at a factory (noon to 5 P.M.) indicates that an average worker who arrives on the job at noon will have produced $Q(t)=-t^{3}+6 t^{2}+15 t$ units t hours later. a. When during the afternoon shift does worker's production reach the point of diminishing returns? b. At what time during the afternoon shift is the worker performing least efficiently?

Are angiosperms typically wind pollinated or animal pollinated? How does this process occur?

How do animal cells and plant cells react differently in a hypotonic solution?

In this exercise, find the critical numbers of $f$ in the open interval. Compare the behavior of $f$ and the sign of $f^{\prime}$.

$$f(x)=\frac{1}{2}\left(x^2-\ln x\right),(0,3]$$