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Home > CCG > Chapter 7 > Lesson 7.2.2 > Problem 7-66


Read the Math Notes box in this lesson and then answer the following questions.

The cost of large flat-screen televisions is decreasing per year.  

  1. What is the multiplier?

    Subtract the percent from .

  2. If a -inch flat-screen now costs , what will it cost in three years?

    The equation for an exponential function is:

  3. At the same rate, what did it cost two years ago?

    Use the same equation as (b) and do not change the multiplier.