Question 252713: 1) A rectangular field is 300 yards by 500 yards. Aroadway of width x yards is to be built inside the field. This problem concerns the region inside the roadway.
a) Write the length and width of the region as a function of x. What kind of functions are these?
b) Write the area of this region as a function of x. What kind of function is this?
c) Predict the area of the region if x= 5, 10, and 15
d) What is the widest the roadway can be and still leave 100,000 square yards in the region
I am unable to get past a. I don't even know how to draw a picture of the problem because it doesn't specify if the roadway is horizontal, vertical, or diagnol...please help..thank you!!!
Answer by richwmiller(17219)   (Show Source):
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