Al-Khwarizmi was the person who was the inventor of Algebra. He
was a Persian mathematician who was living during the 820 AD time when
he was wrote a book full of equations. Algebra is a Arabic word which
means al-jabr. He was also known as the father of
UNIT 2 HOMEWORK PROBLEMS S - 110
, f b. 7x2+19x=
5 ' vb»- UNIT 2 HOMEWORK PROBLEMS S - Ill
g2 7- i h _ w
-1_ d V
l - F- I
_ r 7 _ f j.
I . : _
/' l: :i / 1 M
l 3. Determine the .x-intercepl(s) ofthc functions algebraically. You may use factoring or the
i UNIT 2 HOMEWORK PROBLEMS S - 108 I
ACTIVITY 4.4 Homework I
I. Solve each quadratic equation by factoring and then applying the zero-product principle. I
a. .127x+10:0 b. x29x10=0
' , f
r . . , r if x -
' 7 " I
\ I \ I 7' \ UNIT 2 HOMEWORK PROBLEMS S 10
UNIT 1 HOMEWORK PROBLEMS S - 7O
ACTIVITY 1.10 Homework
1. Solve the following system of linear equations numerically, graphically, and algebraically
(substitution method).
y=2x+l
y=x+7 I
Numerical Graphical
(circle solution on table) (indicate solution wi
UNIT 2 HOMEWORK PROBLEMS S [02
ACTIVITY 3.75 Homework
1. Plot the following numbers on the log scale provided. Label points with A, B, C, etc.
a. 400 b. 0.03 0. 10,000,000
d. l f. 20 g. SIP/illion
- .l
_.l'
Lug Scale
2. Evaluate the following logarith
UNIT 1 HOMEWORK PROBLEMS S - 72
l
ACTIVITY 1.11 Homework I I. Solve the following equations. Check each answer. I!
a. 5(x+3)+6=6x35x b. 2(x+4)4x=4x+7
- I l (
" '-rt-"*" .1. _*r
i _ :1 :- a. :5. r .-
7- l i " "I vi].- 7 _ /
i / x'l _lixi c' , f - / I
.
UNIT 3 HOMEWORK PROBLEMS S - 124
ACTIVITY 5.65 - Homework
1. You are the treasurer of the Judo Club. You have $208 to spend on hot dogs and buns for the
fundraising cook out.
a. If hot dogs come in d acka es with 24 hotdogs that are on sale for 3 for $10
UNIT 3 HOMEWORK PROBLEMS S - 119
ACTIVITY 5.45 Homework
1. You are on the ten-year reunion committee for your high school. The committee selects a hotel that
charges $500 to rent ' t e
3. Other expenses include $600 for a D ,
programs and name tags, and $
Frequencies
Statistics
AGE OF
RESPONDENT
HOW OFTEN R
ATTENDS
RELIGIOUS
RS RELIGIOUS
SERVICES
PREFERENCE
Valid
1417
1419
1417
Missing
9
7
9
Mean
46.88
3.52
1.88
Median
45.00
3.00
1.00
Mode
48
0
1
N
Frequency Table
AGE OF RESPONDENT
Frequency
Valid
Percent
Crosstabs
Case Processing Summary
Cases
Valid
Missing
Total
N
GENERAL HAPPINESS *
SUBJECTIVE CLASS
IDENTIFICATION
Percent
N
Percent
N
Percent
955
67.0%
471
33.0%
1426
100.0%
GENERAL HAPPINESS * SUBJECTIVE CLASS IDENTIFICATION Crosstabulation
SUBJECTIVE CL
Use the SPSS software and the data set: (2004)GSS.SAV (please find
attached):
- recode the variable for political party identification (PARTYID) into a
NEW variable that uses the following old values to create the following
new categories:
1 thru 2 = 1= D
Crosstabs
Case Processing Summary
Cases
Valid
N
GENERAL HAPPINESS
* SUBJECTIVE CLASS 955
IDENTIFICATION
Missing
Total
Percent
N
Percent
N
Percent
67.0%
471
33.0%
1426
100.0%
GENERAL HAPPINESS * SUBJECTIVE CLASS IDENTIFICATION Crosstabulation
SUBJECTIVE CL
Please read carefully!
The Scenario:
The city of Las Cruces is interested in researching school violence within the
District 5 (Dona Ana area) local school district. The city of Las Cruces is
worried about the increasing numbers in school violence inciden
Master It
An automobile dealer can sell 12 cars per day at a price of $14,000. He estimates that for each
$300 price reduction he can sell two more cars per day. If each car costs him $11,000, and fixed
costs are $1000, what price should he charge to maxi
Bernhard Riemann was an extremely influential German mathematician that made major
contributions to several different studies of mathematics. He was born in 1826 in Germany and
received his education at both the Universities of Berlin and Gottingen, where
Math Paper
Public Key cryptography is a cryptographic system that uses two
keys. One of the keys that the cryptographic system uses is used to lock
plain text. The other key that is uses is used to unlock or decrypt cypher
text. What is important to remem
UNIT 2 HOMEWORK PROBLEMS S - 82
ACTIVITY 2.3 - Homework
1. You are drawing up plans to enlarge your square patio. You want to triple the length of one side and
double the other side.
a. Your ten-year old daughter is excited because i 1' I
the new patio wi