he value of a $3000 computer decreases about 30% each year. 3. Write a function for the computer's value. Does the function represent growth or decay? 4. Use a graph to predict the value in 4 years

The amount of space needed for our garden triples every year.  Describe the pattern.  Choose all that apply.      Increasing     Decreasing     Linear     Exponential

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The graph in the illustration below gives the charges for renting a video for certain lengths of time. See Example 4. Find the charge for a 3-day rental. y 10 8 5 3 20 1 1 2 3 4 5 6 7 8 Rental period (days) %24 Total charges ($)

Write a function formula for f.

Since 1992, the value of homes in a neighborhood has doubled every 16 years. The value of one home in the neighborhood was $136,500 in 1992. 1. What is the value of this home, in dollars, in the year 2000? Explain your reasoning. 2. Write an equation that represents the growth in housing value as a function of time in t years since 1992. 3. Write an equation that represents the growth in housing value as a function of time in d decades since 1992. 4. Use one of your equations to find the value of the home, in dollars, 1.5 decades after 1992.

a) by what factor did the medicine decrease in the first hour and a half? explain how you know.  b) by what factor did the medicine decrease in the first half hour? what about the first hour? explain how you know.

determine whether the graph represents a function.Explain.

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