Table to Exponential Equation

What is the pattern for the table?

• • + 8

• x 4

• x 3

What is the pattern for the table?

• x1.5

• +5

• +7.5

• x0.5

In an exponential function, what does the 'b' represent? 

• SLOPE

• GROWTH OR DECAY FACTOR

• THE STARTING AMOUNT

• The y intercept

What is the equation of this table?

• y=512(1/4)^x

• y=32(4)^x

• y=32(1/4)^x

• y=512(4)^x

Write the exponential regression equation for this data.

• Y = 8.16(2.7)^X

• Y = 81.6(2.7)^X

• Y = 8.16(.27)^X

• Y = 8.16(27)^X

• A

• B

• C

• D

• F

• G

• H

• J

• F

• G

• H

• J

A chemist has a 100-gram sample of a radioactive material.  He records the amount of radioactive material every week for 6 weeks and obtains the following data: Find the exponential model of the function.

• y = 100(8.7)^x

• y = 100(1.87)^x

• y = 100(.87)^x

• y = 100(.13)^x

The table shows the amount of pet food in cups remaining in an automatic feeder as a function of the number of meals the feeder has dispensed. Based on the table, which function models this situation?