8.9: Chapter 8 Review
Difficulty Level: At Grade
Created by: CK12
Define the following words.
 Exponent
 Geometric Sequence
Use the product properties to simplify the following expressions.

5⋅5⋅5⋅5 
(3x2y3)⋅(4xy2) 
a3⋅a5⋅a6 
(γ3)5 
(x⋅x3⋅x5)10 
(2a3b3)2
Use the quotient properties to simplify the following expressions.

c5c3 
a6a 
a5b4a3b2 
x4y5z2x3y2z
Simplify the following expressions.

6565 
γ2γ5 
7376 
2χ3 
α3−−√4 
(a13)2 
(x2y3)13
Write the following in scientific notation.
 557,000
 600,000
 20
 0.04
 0.0417
 0.0000301
 The distance from the Earth to the moon: 384,403 km
 The distance from Earth to Jupiter: 483,780,000 miles
 According to the CDC, the appropriate level of lead in drinking water should not exceed 15 parts per billion (EPA’s Lead & Copper Rule).
Write the following in standard notation.

3.53×103 
89×105 
2.12×106 
5.4×101 
7.9×10−3 
4.69×10−2 
1.8×10−5 
8.41×10−3
Make a graph of the following exponential growth/decay functions.

γ=3⋅(6)x 
γ=2⋅(13)x  Marissa was given 120 pieces of candy for Christmas. She ate onefourth of them each day. Make a graph to find out in how many days Marissa will run out of candy.
 Jacoby is given $1500 for his graduation. He wants to invest it. The bank gives a 12% investment rate each year. Make a graph to find out how much money Jacoby will have in the bank after six years.
Determine what the common ratio is for the following geometric sequences to finish to sequence.
 1, 3, __, __, 81
 __, 5, __, 125, 625
 7, __, 343, 2401, __
 5, 1.5, __, 0.135, __
 The population of ants in Ben’s room increases three times daily. He starts with only two ants. Make a geometric graph to determine how many ants will be in Ben’s room at the end of a 30day month if he does not take care of the problem.
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Date Created:
Feb 22, 2012Last Modified:
Dec 11, 2014
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