Part 2: Solve a real world problem using a square root function When Isabel began her book-selling business, she stored her inventory in her Garage. Now that her
business has grown, she wants to rent warehouse space. Lisa owns a large warehouse nearby and can
rent space to Isabel. The area of the warehouse is 8,100 square feet. Lisa is wi ing to rent Isabel as little
as 100 square feet of the space or up to as much as the entire warehouse. Her only requirement is that
all spaces must be square
The total length of each row of bookshelves will be of the length of the storage space
a) Let x be the area of the space that Isabel ronts and Ax) represent the total congth of a row of
bookshelves. How would you find the length of a row of bookshelves? (3 points)
b) Write a function that expresses Sx) (10 points)
c) Graph the function. (10 points)
Part 3: Solve a real-world problem using a cube root function.
Once Isabel rented the warehouse space, she decided to post ads on several social media sites to
advertise
her online bookstore. Let x represent the number of months the ads have been posted. Isabel
finds that the function below describes the number of books sold as a function of the number of months
her ads have been posted
A) - 1000(7x)1000
a) How many books were sold after 8 months? (3 points)
b) Graph the function (10 points)
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