course Mth 151
Text Assign. 3.4
Your work has been received. Please scroll through the document to see any inserted notes (inserted at the appropriate place in the document, in boldface) and a note at the end. The note at the end of the file will confirm that the file has been reviewed; be sure to read that note. If there is no note at the end, notify the instructor through the Submit Work form, and include the date of the posting to your access page.
3) If I don? fix it, then it aint?broke
If it is broke then fix it
If you fix it, then it? broke
5) if it is dangerous to your health, then walk in front of a car
If you do not walk in front of a moving car, then it is not dangerous to your health
If it is not dangerous to your health, then you walk if front of a moving car
6) if it contains calcium, then it is milk
If it is not milk then it does not contain calcium
If it doesn? contain calcium, then it is not milk
9) if he comes, then you build it
If you don? build it, then he won? come
He won? come if you don? build it
10) if there is fire, then there is smoke
If there is not smoke, then there is not fire
If there is not fire, then there is no smoke
12) q-> - p
p -> - q
-q -> -p
18) if the natural number is not even, then the square of a nutural number is not even
20) if I finish studying, then I will go to the party
21) if 17 is positive, then 17+1 is positive
24) if it is a whole number, then it is an integer
25) If I do crossword puzzles, then it will drive me crazy
27) if it has been a day, then Greg Tobin needs to shave
30) If the school board approves, then the principal will hire more teachers
'p only if q' is the same as 'if p then q', not 'if q then p'.
33) if their pitching improves, then the Indians will when the pennant
35) if it is a rectangle, then it is a parallelogram with a right angle
36) if it is a four-sided figure with opposite sides parallel, then it is a parallelogram
39) if the square of a two-digit number whose units digit is 5, then it will end in 25
40) if an integer whose units digit is 0 or 5, then it is divisible by 5
42) if the statement suggests that the antecedent allows for the consequence then they survive off each other
45) true
48) true
50) true
51) contrary
54) contrary
'contrary' means that the two statements cannot both be true. It is possible for a nonfiction book to cost more than $70, so these statements are not contrary. If not contrary, then they are consistent.
55) contrary
"
Good work. See my notes and let me know if you have questions.