Week 1(15) Written Homework (1).pdf - MAT 243 Week 1/15...

This preview shows page 1 out of 1 page.

MAT 243 Week 1/15 Written Homework 1. (1 point) Is ”Johann Sebastian Bach is the greatest of all the Baroque composers” a proposition? Why? 2. (a) (1 point) Write 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. (b) (1 point) Write the fully simplified negation of 3 < x 4 . The variable x denotes a real number. (c) (1 point) Use De Morgan to give an equivalent statement of ”It’s not true that Finley is rich and famous.” 3. (1 point) Is the conditional statement ”If a human being has 7 heads, then they have 11 arms” true or false? Why? 4. Rephrase the following statements in standard ”if.. then” form: (a) (1 point) ”We are buying a new TV only if the old TV breaks down.” (b) (1 point) ”In the United States, a good credit score is necessary for obtaining a loan.” (c) (1 point) Unless you make me a better offer, I will keep my current job.

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture

  • Left Quote Icon

    Student Picture