Review Exponential Functions Geometric and Arithmetic Sequence

Identify the common ratio (multiplier) of the function f(x)=2(4)^x.

• 2

• 4

• (2)^x

• 8

What is the common ratio(multiplier) for the sequence:

3, 15, 75...

• 12

• 1/5

• 5

Write the explicit Equation for the sequence: 2, 8, 14, ...

• t (n) = 6n + 2

• t (n) = 6n - 6

• t (n) = 6n - 4

• t (n) = 6n

Given the sequence: 1, 4, 64, .... What will the 8th term be?

• 8

• 65536

• 16384

• 262144

Fill in the blank: Geometric sequences are graphed as _____________ functions.

• Linear

• Exponential

Is this the graph of an arithmetic or a geometric sequence?

• Arithmetic

• Geometric

A population of mutant venus fly trap plants are taking over an island in the South Pacific, capturing everything from insects to small rodents. When they were first discovered they covered 4 square kilometers. As the population grows, the plants spread and cover more land. Use the table to write an equation.

• y=4(4)^x

• y=4(2.68)^x

• y=4(1+1.67)^x

• y=4(1.67)^x

Fill in the blanks: Arithmetic sequences are graphed as _________ functions.

• Linear

• Exponential

Which of the following are examples of exponential GROWTH? (Select all that apply)

• f(x)= 2^x

• The number of cells in a particular cell sample doubles in size every day.

• f(x) =.75^x

• A car value depreciates by 18% a year.

What type of function describes the story below?You have $5 and triple your money every day.

• Linear

• Quadratic

• Exponential