2.1
Symbols and Terminology
Denitions:
A set is a collection of objects.
The objects belonging to the set are called elements, or members, of the set.
Sets can be designated in one of three dierent ways:
1. Word description:
The set of even counting num
Section 11.5: #4
Section 1.6: #4
Question: Classify triangle by sides and angles
130 deg
Answer: obtuse triangle
Section 3.1: #32
Question: Find the equation of the line that is parallel to the given line and passes through (5,-1)
32.) y=2x-7
Answer: y=mx
a.
b.
c.
The Khafre Pyramid is the second largest pyramid of the Ancient Egyptian Pyramids in Giza
(http:/www.ancientegyptonline.co.uk/khafre-pyramid.html ).
It is a square pyramid with a base edge of 706 feet and an original height of 407.5 feet.
What wa
MGF1106_Review Questions/Problems to Practice for Test # 1
Note: You must study your text book and practice more problems for better performance in the test.
MULTIPLE CHOICE. Choose the one alternative that best completes the statement or answers the ques
REVIEW FOR SETS AND LOGIC
1. Which of the following arguments is/are fallacious?
i. If it snows, it must be Buffalo. It is snowing, so it must be Buffalo.
ii. If you play chess, you must be smart. You do not play chess, so you are not smart.
iii. If you d
Summer_B_2010_MGF1106_HW#2_&_ReviewQues.tst
This is also your Review Problems For Test # 2
Note: You must study your text book and practice more problems for better performance in the test.
MULTIPLE CHOICE. Choose the one alternative that best completes t
REVIEW FOR GEOMETRY TEST
1. Use the protractor to find m DAF, then classify the angle by its measure.
A.
B.
C.
D.
130,
130,
70,
70 ,
acute
obtuse
acute
obtuse
2. Round 24.347 yards to the nearest tenth of a yard.
A. 24.3 yards
B. 24.4 yards
C. 20 yards
D.
Kimberly Smith-hmwk assignment #2: Logic
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Kimberly Smith, HMWK Assignment 1: SETS
8/31/16
6. Is cfw_A, B, C a subset of the set of letters of the alphabet?
Yes, cfw_A, B, C is a subset of the set of letters of the alphabet.
For problems 7-12, consider the sets below, and indicate if each statemen
2) By the report the portion of people did not recycle is p= 113/000/450,000 = 0.25 or 25%
According to the survey 195 out of 1000 did not recycle p=195/1000=0.195 about 20%
3) The report and the survey did not agree. So I would say that considering the s
Rodney Olivier
Assignment 2 logic
1.) If I dont eat, then you didn't cook
2.) If you have to replace the battery, then the alarm beeps every 30 seconds
3.) Not all cats have whiskers
4.) No athlete is a musician
5.) If you want to stay in the team, then y
1) (7*6*5*4)/(4*3*2*1)=35
2) he needs the final three digits.
The first digit can be from 0-9.
The second digit can be from 0-9.
The third digit can be from 1-9 since he knows it's not a 0.
In total, then the numbers can be,
numbers
If each number takes 2
Obtain, generate, or select your own random set of 120 integers between 1 and 100. You may use a
calculator, excel, or a table of random numbers to achieve this. Use your sample to answer the following
questions:
1. What is the mean of your sample? (3 poi
1
2. Tim also reports that of the 450,000 city residents 113,000 do NOT recycle at all.
Is Tims report correct?
Tims report is incorrect. According to the information that Time gave us when he
interviewed the 1,000 city residents there would be 415 reside
Assignment 2: Logic
Instructions
1)
Write the contrapositive of the statement: If you cook, then I will eat.
If I dont eat, then you dont cook.
2) Write the convers of the statement: If the alarm beeps every thirty seconds, then you
have to replace the ba
Problem:
You are camping, and have an 8-liter bowl which is full of fresh water.
You need to share this water fairly into exactly two portions (4 + 4 liters).
But you only have two empty bowls: a 5-liter and a 3-liter bowl.
Divide the 8 liters in half in
Three sisters are identical triplets. The oldest is Kiara, and Kiara always tells
anyone the truth. The next oldest is Natalie, and Natalie always will tell
anyone a lie. Aliyah is the youngest of the three. She sometimes lies and
sometimes tells the trut
Recycling Survey
In a bid to determine how a recycling initiative is progressing, the mayor of a large city hired
a recycling company to conduct a survey to estimate the number of residents interested in
recycling aluminum cans, glass, and newspapers. The
1)
Evaluate the expression.
Determine the number of combinations of 7 things taken 4 at a time.
7C4
7!
(7-4)! 4!
7!
3! 4!
7*6*5*4*3*2*1
3*2*1*4*3*2*1
210
6
= 35
2)
Solve the problem.
Mark can remember only the first 4 digits of his friend's phone number.