Practice A.9C and A.9D

The table shows the value in dollars of a motorcycle at the end of x years.

Which exponential function models this situation?

An exponential function is graphed on the grid.

Which function is best represented by this graph?

The graph shows the number of game consoles sold in millions since 2009.

Based on this information, which function best models the number of game consoles in millions x years since 2009?

The table represents some points on the graph of an exponential function.

Which function represents this relationship?

An exponential function is graphed on the grid.

Which function is best represented by the graph?

The table represents some points on the graph of an exponential function.

What would be the asymptote for this function?

• x = 18

• y = 0

• y = 18

• x = 0

There are 1,024 players in a tennis tournament. In each round, half the players are eliminated. Which function can be used to find the number of players remaining in the tournament at the end of x rounds?

In the year 1900, the total number of metric tons of copper product in the world was 495,000. Each year since 1900, the total number of metric tons of copper produced has increased on average by about 3.25% over the amount produced the previous year.

Make sure to write the equation starting with c(x)=

Mathematical Equivalence

ON

The amount of fertilizer in a landscaping company's warehouse decreases at a rate of 3% per week. The amount of fertilizer in the warehouse was originally 78,000 cubic yards.

Write the function that models the amount of fertilizer in cubic yards left after w weeks?

Use y = for the beginning of the equation.

Mathematical Equivalence

ON