Comparing Characteristics of Functions — Unit test Answers

The graph shows the exponential regression model for data representing a rabbit population after x years.

Fuaad solved an absolute value inequality and expressed the solution as . What is another way to show Fuaad’s solution?

A function is graphed on a coordinate grid. As the domain values approach infinity, the range values approach infinity. As the domain values approach negative infinity, the range values approach negative infinity. To which family of functions might the described function belong?

Which graph represents an even function?

If the function has an inverse function, which statement must be true?

Which of the following is an odd function?

Which statement best describes how to determine whether f(x) = x2 – x + 8 is an even function?

The table below shows the different times it takes Paula to drive to her grandmother’s house depending on the rate at which she drives.Rate vs. TimeRate (mph)30405060Time (h)2.51.8751.51.25If one day Paula rides a scooter to her grandmother’s house at a constant rate of 24 miles per hour, how long should it take her?

Over which interval are the exponential and linear function approximately the same?

Which of the following best describes how the y values are changing over each interval?xy122438416532

Adita has two options for how to invest $1,000.Plan A: Put the $1,000 in an account that pays $100 per year.Plan B: Put the $1,000 in an account that pays 5 percent interest per year.Which statement is true?

For which pair of functions is ?

The tables for f(x) and g(x) are shown below.xf(x)–5–11–21113529xg(x)–5–7–2–115513What is the value of (f – g)(5)?

The table shows the approximate height of an object x seconds after the object was dropped. The function h(x) = –16x2 + 100 models the data in the table.