Exponential Functions Using Technology

Which equation is represented by the table?

• y = 40(2)^x

• y = 40(1/2)^x

• y = 40 - 2x

• y = 40 - 1/2x

Write the function for the following table:

• f(x) = 5x + .08

• f(x)= 5x + 2

• f(x) = .08(5)^x

• f(x)= 2(5)^x

Write the function for the following table:

• f(x)= 1(2)^x

• f(x)= 2(1)^x

• f(x) = 2x+1

• f(x)= x+2

Which table represents the following equation?

• 
• 
• 
• 

• $2677.5

• $19361.1

• $3254.52

• $6231

• 19

• 17

• 38427

• 38425

• 38

• 14

• 34

• 36

• 13

• 14

• 34

• 36

• 13

Which of the following is an exponential decay model?

• y = 3 * (1/2)^x

• y = 1/2 * (3)^x

• y = -2 * (2)^x

• y = -3 * (3/2)^x

• 19

• 17

• 38427

• 38425

• 38