Question

Which of the following equations best represents the graph of f(n)?

f(y) = n

f(x) = n

x = f(n)

y = f(n)

Answer 1

A student needs to make a rectangular cardboard piece that is 12 inches long. The area of the cardboard piece should be between 60 square inches to 300 square inches. The function f(w) relates the area of the cardboard, in square inches, to the width w in inches. Which of the following shows a reasonable domain for f(w)?

Answer 2

The graph below plots a function f(x).

graph of line segment going through ordered pairs 0, 50 and 2,100 and extend beyond 2,100

If x represents time, the average rate of change of the function f(x) in the first two seconds is _______.

Answer 3

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