Mathematics > QUESTIONS & ANSWERS > Arizona State University MAT 243 Week1_Written Homework-QUESTIONS WITH VERIFIED ANSWERS (All)

# Arizona State University MAT 243 Week1_Written Homework-QUESTIONS WITH VERIFIED ANSWERS

### Document Content and Description Below

1. Is ”Johann Sebastian Bach is the greatest of all the Baroque composers” a proposition? Explain. B(x): Johann Sebastian Bach G(x): Greatest C(x): Baroque composer x(B(x)C(x)) 2. Writ... e the negation of ”Hikaru is taller than Yutaka”. Your (verbally given) negation must not contain any words or phrases that explicitly express negation, such as ”not”, ”it is untrue that”, ”is false”, ”is incorrect”, etc. Yukata is at most as tall as Hikaru. 3. Write the fully simplified negation of 3 < x ≤ 4. The statement 3 ≤ � < 4 means 3 ≤ � and � < 4. By De Morgan, the negation of that is 3 > � or � ≥ 4. Symbolically, we can also write this as � < 3 ∨ � ≥ 4. 4. Is the conditional statement ”If a human being has 7 heads, then they have 11 arms” true or false? Explain. This is false because this statement is missing the necessary or sufficient words. 5. Rephrase in standard”if.. then” form: ”We are buying a new TV only if the old TV breaks down. If the old TV breaks down, then we are buying a new TV. 6. Rephrase in standard ”if.. then” form: ”In the United States, a good credit score is necessary for obtaining a loan.” If you are obtaining a loan in the United States, then you must have a good credit score. 7. Rephrase in contrapositive form: ”If you are taller than 6 ft, then it is unpleasant for you to travel in economy class.” Your contrapositive must not contain explicit references to negation. Assume that the negation of ”unpleasant” is ”pleasant”. If you are not taller than 6 ft, then it is pleasant for you to travel in economy class. 8. Give a logically equivalent expression to ¬p → q that does not use the conditional. Justify your answer. (pq) [Show More]

Last updated: 2 weeks ago

Preview 1 out of 2 pages

OR

OR

## Reviews( 0 )

### \$7.00

OR

Can't Find what you want?

391
0

### Document information

Connected school, study & course

1 year ago

Number of pages

2

Written in

All

Type

#### Seller

##### d.occ

Member since 1 year ago

193 Documents Sold

This document has been written for:

Course

Mathematics

Paper Category

1 year ago

0

Views

391

## THE BEST STUDY GUIDES

Avoid resits and achieve higher grades with the best study guides, textbook notes, and class notes written by your fellow students

#### Avoid examination resits

Your fellow students know the appropriate material to use to deliver high quality content. With this great service and assistance from fellow students, you can become well prepared and avoid having to resits exams.

Your fellow student knows the best materials to research on and use. This guarantee you the best grades in your examination. Your fellow students use high quality materials, textbooks and notes to ensure high quality

Get paid by selling your notes and study materials to other students. Earn alot of cash and help other students in study by providing them with appropriate and high quality study materials.

## WHAT STUDENTS SAY ABOUT US

In Browsegrades, a student can earn by offering help to other student. Students can help other students with materials by upploading their notes and earn money.