Computers and Technology, 08.10.2021 19:50, gracie6313
1. Use quantifiers to express the following statements. Define your variables and propositional functions.
Start by letting x be the set of students.
Every technology student needs a course in discrete mathematics.
Almost all students in this class owns a computer.
All the students in this class is an IST student or a sophomore.
There is not a single student in this class who has not used a computer.
The students in this class either like math or must take this math course.
2. Given the following propositions:
p: Jupiter's red spot is a giant pimple.
q: Saturn has rings around the collar.
r: Jupiter is a teen age planet.
Write the given argument in words and determine whether each argument is valid by indicating the applicable rule of inference.
p β r
r β q
p
\ q
3. Given the following:
p β r
r
\ p
Use resolution to derive the conclusion. Replace β with logically equivalent expressions that use or or β¨ and and or β§.
4. Prove or disprove inductively that 2n + 1 β€ 2n, n = 3, 4, . . ..
5. Prove or disprove inductively that any amount of money β₯ $0.05 that is a multiple of $0.05 can be formed using just nickels, dimes and quarters with the minimum number of nickels and dimes.
6. Show that x n, n β₯ 0 can be expressed recursively. What is the base case?
Answers: 2
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Lucas put a lot of thought into the design for his company's new white paper. he made sure to include repeating design elements such as color schemes and decorative images. his goal was to a. add symmetry b. create a unified publication c. provide consistency d. save money
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1. Use quantifiers to express the following statements. Define your variables and propositional func...
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