Introduction to Functions — Test Answers

If u times x is equal to x to the 5th power minus x to the 4th power plus x squared and v times x is equal to negative x squared , which expression is equivalent to open paren u over v close paren times x ?

What is the value of the function shown in the graph when x is equal to 0 ?

If f of x and its inverse function, f inverse of x , are both plotted on the same coordinate plane, where is their point of intersection?

The scatterplot shows the distance (in feet) that a person was from a motion sensor during an experiment in math class. Use the labeled points to create a linear model. About what distance in feet, y , would a person be 8 seconds after the experiment begins?

In which year was the actual population of Center City most different from the value predicted by this model?