Lesson 2D: Combinations
Unit 2: Counting Methods
Use the following flowchart to help guide you throughout this lesson.
Does
order
matter?
Use Permutations
(Covered in Lesson 2C)
Yes
No
Use Combinations
Are you using
all the objects
in the group?
Yes
No
C
Probability: Chapter 3
Practice Questions
1. A box contains 10 music CDs and 7 movie DVDs. You pick from the box without looking.
What is the probability of choosing a movie DVD?
Notes
D
2. Determine the probability of drawing four 8's and one 2 from a st
Logic Review
Practice Questions
1. The goal of a particular puzzle is to fill the circles in grid with the letters A, B, C, and D so
that no letters are repeated in any row, column, or set of connected circles.
Notes
Incorrect entry: row 3, column 3
The t
Rational Expressions and Equations: Chapter 4
Practice Questions
1. A non-permissible value for a rational expression is a value for the variable that
makes the:
Notes
C
A) numerator equal to zero.
B) expression equal to zero.
C) denominator equal to zero
Sinusoidal Functions: Chapter 8
Practice Questions
1. The graph of a sinusoidal function is shown.
Notes
A
Compared to the graph of y = sinx, the given graph differs only in:
A) period.
B) phase shift.
C) amplitude.
D) vertical displacement.
2. Which of t
Unit 3: Probability
Unit 3: Glossary
conditional probability: the probability of an event occurring given that another event has
already occurred
Example: A math teacher gave her class two tests. 25% of the class passed both tests
and 42% of the class pa
Polynomial Functions: Chapter 5
Practice Questions
1. A student was given the following information about a function:
Notes
B
Based on the criteria provided, which of the following graphs could represent the
function described?
A)
B)
C)
D)
2. For the grap
Exponential Functions: Chapter 6
Practice Questions
1. Solve 45
x
Notes
1
for x
256
D
81 3
C
A) 2
B) 4
C) 6
D) 9
2. Solve 34 x
3
A) -1.5
B) -2.5
C) -3.75
D) -5
3. To begin solving the equation 3x2 = 4x2,
A) express both powers with a common base.
B) take
Unit 1: Set Theory
Unit 1: Glossary
complement: all the elements of a universal set that do not belong to a subset of it
(Complement is denoted O ' .)
Example: O ' = "0, 2, 4, 6, 8 , is the complement of O = "1, 3, 5, 7, 9 , , a subset of the
universal
Set Theory Review: Chapter 1
Practice Questions
1. When an Internet search returns with a statement such as "no results match your search
criteria", this is equivalent to:
Notes
C
A) a subset
B) disjoint sets
C) an empty set
D) universal sets
2. If A repr
Unit 4: Rational Expressions and Equations
Unit 4: Glossary
difference of squares: an expression of the form a 2 b 2 that involves the subtraction of two
perfect squares
Example: x 2 4, y 2 25, 1 a 2 are all difference of squares.
distributive property
Unit 2: Counting Methods
Unit 2: Glossary
chart (outcome table): a type of graphic organizer that condenses and organizes data about
multiple traits associated with many items or topics
Example: The following two charts or outcome tables represent the sa
Lesson 2C: Permutations
Unit 2: Counting Methods
Use the following flowchart to help you throughout this lesson.
Does
order
matter?
Use Combinations
(Covered in Lesson 2D)
No
Yes
Use Permutations
Are you using
all the objects
in the group?
Yes
No
Are som
Mathematics 302 Formula Sheet
The following information may be useful in writing this examination.
Relations and Functions
Probability
n!=n(n1)(n2)321,
where nN and 0!=1
Graphing Calculator Window Format
x:[xmin, xmax, xscl]
nPr= (n
n!
r)!
Exponents and
Unit 8: Sinusoidal Functions
Unit 8: Glossary
amplitude: the distance from the midline to either the maximum or minimum value of a
periodic function (Amplitude is always expressed as a positive number.)
cycle: a single complete execution of a periodicall
Unit 7: Logarithmic Functions
Unit 7: Glossary
common logarithm: a logarithm with a base of 10
Example: The function y = 2 log10 x is a common logarithm. This is usually written as
y = 2 log x.
logarithmic function: a function of the form y = a logbx whe
Logarithmic Functions: Chapter 7
Practice Questions
1. Write logb x = y in its equivalent exponent form.
Notes
B
A) y = xb
B) x = by
C) b = xy
D) y = bx
2. When the equation 23x = 29 is written in logarithmic form, the value of the base is
_.
23
3. Writte
9
TIGER TIMES
10 Practical Ways to Handle Stress by Margarita Tartakovsky M.S. Associate Editor
adapted from PsychCentral
For the full article - http:/psychcentral.com/blog/archives/2011/07/11/10-practical-ways-to-handlestress/
Stress is a part of all of
Suggested answers on page 2
1. Its 11 PM the night before the diploma exam and you havent finished reviewing the entire course. You still
have 2.5 units left to study. Which of the following is your best choice given the circumstances?
a. Continue reviewi
Unit 6: Exponential Functions
Unit 6: Glossary
appreciation: increase in the value of an asset over time
compounding period: time over which interest is calculated and paid on an investment or loan
compound interest: interest earned on both the original
Unit 5: Polynomial Functions
Unit 5: Glossary
coefficient: a number that is being multiplied by a variable in an algebraic term
Example: In the term 5x, the coefficient is 5.
constant term: a term that does not have a variable
Example: In the function f