Solved: Identify if the following statements are predicate logic. Give a domain of discourse for each propositional function. A. The movie won the Academy Award for the past 2 years. B. 1 + 3 = 4 C. (x+2)2 is a prime number.

For each of the given statements: 1 - Express each of the statements using quantifiers and propositional functions. 2 - Form the negation of the statement so that no negation is to the left of the quantifier. 3 - Express the …

Translate these system specifications into English where the predicate S(x, y) is “x is in state y” and where the domain for x and y consists of all systems and all possible states, respectively. (a) ∃S(x, open) (b) ∀x(S(x…

(a) Find the inverse of 19 modulo 141, using the Extended Euclidean Algorithm. Show your steps.

A says “If B is a knight, then I am a knave”, B says nothing.

(e) Propositions 𝑝 and 𝑞 are defined on the universal set 𝑈 = {𝑞𝑢𝑎𝑑𝑟𝑖𝑙𝑎𝑡𝑒𝑟𝑎𝑙𝑠}. Let 𝑝 be the proposition “𝑥 is a square” and 𝑞 be the proposition “𝑥 is a rectangle”. If the implication is given as 𝑞 → 𝑝 , then state the conve…

Taking the long view on your education, you go to Econet Wireless Network Pvt Ltd and ask what you should do in university to be hired when you graduate. The personnel director replies that you will be hired only if you major in mathe…

Find the simplest form of given Boolean expressions using algebraic methods. i. A(A+B) + B(B+C) + C(C+A) ii. (A+|B|)(B+C) + (A+B)(C+|A|) iii. (A+B)(AC+A|C|)_+AB +B iv. |A|(A+B) + (B+A)(A+|B|)

b) Given p="Front door is open q="Back door is open" r="Light is on" s="The lift doors are open" t="The lift is moving", i) write the follow…

Detarmine whether each of these functions is a bijection from R to R

Find these values ⌊−3.1⌋

Detarmine whether each of these functions is a bijection from R to R

Let A= {1, 2, 3, 4}, and let R And S be the relations on A As follow: R = {(1,1),(1, 4),(3,2),(4,2),(4,3)} S = { (1,1),(1,2),(2,2),(3,3),(4,2),(4,4)) Then find out: 1. M𝑅𝑐 2. 𝑀𝑠̅ 3. M (𝑅∪ S)

The options available on a particular model of a car are five interior colors, six exterior colors, two types of seats, three types of engines, and three types of radios. How many different possibilities are available to the consumer?

How many different car license plates can be constructed if the licenses contain three letters followed by two digits if repetitions are allowed? If repetitions are not allowed?

In how many ways can a string of length 5 be formed using the letters ABCDEFG without repetitions. It should begin with the letter F and end with the letter A.

Three departmental committees have 6, 12, and 9 members with no overlapping membership. In how many ways can these committees send one member to meet with the president? Use the addition principle.

In how many ways can a diner choose one item from among the appetizers and main courses at Kay’s Quick Lunch. Refer to Figure 1. Use the addition principle.

Two dice are rolled. How many outcomes give the sum of 7 or the sum of 11?

In how many ways can we select a chairperson, vice- chairperson, and recorder from a group of 11 persons?

At one point in the Illinois state lottery Lotto game, a person was required to choose six numbers (in any order) among 44 numbers. In how many ways can this be done?

Suppose that a pizza parlor features four specialty pizzas and pizzas with three or fewer unique toppings (no choosing anchovies twice!) chosen from 17 available toppings. How many different pizzas are there?

How many number of strings that can be formed by ordering the letters given: (a) SCHOOL (b) CLASSICS

There are piles of identical red, blue, and green balls where each pile contains at least 10 balls. (a) In how many ways can 10 balls be selected if exactly one red ball must be selected? ( (b) In how many ways can 10 balls be selec…

There are a selection of Action Comics, Superman, Captain Marvel, Archie, X-Man, and Nancy comics. (a) How many ways are there to select 10 comics? (b) How many ways are there to select 10 comics if we choose at least one of each bo…

Refer to the menu below, how many dinners at Kay’s Quick Lunch consist of an optional appetizer, one main course, and an optional beverage? Appetizers Nachos 2.15 Salad 1.90 Main courses Hamburger 3.25 Cheeseburger 3.65 Fi…

Two fair dice are rolled. (a) What is the probability of getting a sum of 7? (b) What is the probability that the sum of the numbers on the dice is odd?

There are 5 green 7 red balls. Two balls are selected one by one without replacement. Find the probability that first is green and second is red.

In a hamster breeder's experience the number X of live pups in a litter has the probability distribution of x 3 4 5 6 7 8 9 P(x) 0.04 0.1 0.26 0.31 0.22 0.05 0.02 (a) Find the probability that the next litter will produce five …

45% of the children in a school have a dog, 30% have a cat, and 18% have a dog and a cat. What percentage of those who have a cat also have a dog?

When drawing one card out of a deck of 52 playing cards, what is the probability of getting heart or a face card? There are 13 hearts and a total of 12 face cards (3 of each suit: spades, hearts, diamonds and clubs), but only 3 face c…

Draw a graph having the given properties (a) Four vertices each of degree 1 (b) Six vertices each of degree 3

What is 7 mod 3? a) 1 mod 3 b) 2 mod 3 c) 3 mod 3 d) 0 mod 3

What is 6 mod 9 + 11 mod 9 congruent to? a) 8 mod 9 b) 6 mod 9 c) 7 mod 9 d) 0 mod 9

Which of the following expressions are equivalent to: (-171 x 77) mod 16 Select all that applies a) 1 b) (5 x 13) mod 16 c) 2 d) 65 mod 16 e) 18 mod 16

There are 81 groups of 21 students. When we regroup all of the students so that each group has 5 members, how many students will be left without a group?

I do my laundry every 20 days. Last week, laundry day fell on a Friday. On what day of the week will laundry fall next?

Find five different integers a such that a≡3 (mod 6)

Find the value of x if 2x ≡ 7 (mod 11). (*Hint: The value of x should be between 0 to 10)

Perform the following modular arithmetic by applying the addition/subtraction rule. (a) (9+15) mod 7 (b) (15-23) mod 5 (c) (-47 x (5+1)) mod 5

Find a number which is congruent to 2 mod 3 and congruent to 3 mod 4.

It is 8:00 AM in our 24 hour world. What time is it in a 3 hour world?

. Andy is facing West, he rotates 1260 clockwise. What direction is he now facing? (Note: A circle has 360 degrees)

The following word was encrypted using a Caesar cipher with a shift of 2: ecguct. What word is it?

Using Caesar cipher, encrypt the word “pizza” mathematically with a shift of 3

Decrypt the word “xqjjud” mathematically with a shift of 5

Given the following Boolean expression on it, draw a logic gate circuit for this function. AB+ C (A+B)

Complete the truth tables for these two Boolean expressions: (a) Output = A + B (b) Output = A + AB

6. (a) Draw the logic circuit for the following expression: AB + A(B+C) (b) Simplify the expression in 6(a) by using the rules of Boolean algebra provided in (5). (c) Draw the simplified logic gate circuit derived in (b)

2. What does it mean for two propositions to be logically equivalent?

5. Let p be the proposition “I will solve every question in this assignment” and q be the proposition “I will be fully prepared for upcoming topics” Express each of these as a combination of p and q. a. I will be fully prepared for up…

3. Give an example of a predicate P(x,y) such that ∃x∀yP(x,y) and ∀y∃xP (x, y) have different truth values.

4. Suppose that a statement of the form ∀xP(x) is false. How can this be proved?

1. Let R be the relation on the set {0, 1, 2, 3} containing the ordered pairs (0, 1), (1, 1), (1, 2), (2, 0), (2, 2), and (3, 0). Find the a) reflexive closure of R. b) symmetric closure of R. 2. Find the t…

4. Which of these relations on {0, 1, 2, 3} are equivalence relations? Determine the properties of an equivalence relation that the others lack. a) {(0, 0), (1, 1), (2, 2), (3, 3)} b) {(0, 0), (0, 2), (2, 0), (2, 2), (2, 3),…

Define a binary relation P from R to R as follows: for all real numbers x and y, (𝑥, 𝑦) ∈ 𝑃 ⇔ 𝑥 = 𝑦^2 . Is P a function? Explain.

1. Consider the K-Maps given below. For each K- Map i. Write the appropriate standard form (SOP/POS) of Boolean expression. ii. Design the circuit using AND, NOT and OR gates. iii. Design the circuit only by using • NAND gates if …

Let R={1,1),(1,2),(2,1), (2,1), (3,3), (4,1), (5,1)} define on set A= {2,3,4,5,6}

(a) Find the inverse of 19 modulo 141, using the Extended Euclidean Algorithm. Show your steps. (b) Solve the congruence 19x ≡ 7 (mod 141), by specifying all the integer solutions x that satisfy the congruence. ≡

(a) Use Fermat’s little theorem to compute: 4101 mod 5, 4101 mod 7, 4101 mod 11. (b) Use your results from part (a) and the Chinese Remainder Theorem to compute 4 101 mod 385. (note that 385 = 5 × 7 × 11).

Encrypt the message ATTACK using the RSA cryptosystem with n = 43 · 59 and e = 13, translating each letter into integers and grouping together pairs of integers, as done in example 11 in the textbook and in the classnotes.

Use the Well Ordering Principle to prove that any integer greater than or equal to 23 can be represented as the sum of nonnegative integer multiples of 6, 7 and 17.

Let α, β be roots of the equation x^2− 3x − 1 = 0. For each nonnegative integer n, let y_n = α^n + β^n . Show that gcd(y_n, y_(n+1)) = 1 for each nonnegative integer n.

Determine an, the number of words of length n on the alphabet {a, b, c} which do not contain the substring ab. For instance, a3 = 21 since there are 21 such words with 3 letters, namely: aaa aac aca acb acc baa bac bba b…

Let α, β be roots of the equation x^2− 3x − 1 = 0. For each nonnegative integer n, let y_n = α^n + β^n . Show that gcd(y_n, y_(n+1)) = 1 for each nonnegative integer n.

Determine an, the number of words of length n on the alphabet {a, b, c} which do not contain the substring ab. For instance, a3 = 21 since there are 21 such words with 3 letters, namely: aaa aac aca acb acc baa bac bba b…

Q1. Let {1,2,3,4,6,9} with the partial order of divisibility. Draw its Hasse Diagram Q2. [{1,2,3,4,5}, s], Draw its Hasse Diagram

[{1,2,3,4,5}, <=], Draw its Hasse Diagram.

Find (showing your reasoning) a formula for the term tn of the sequence defined by t1 = 4; tn = 2tn−1, n ≥ 2.

Consider the following two arguments: A. If Fred wanted me fired then he would go to the boss. Fred is going to the boss. Therefore Fred wants to get me fired. B. Max is a cat or Max is a mammal. Max is a cat. Therefore Max is not a…

Question #260486 1. Represent the following sets in tabular or listing form: (i) A={x:x^2 - 3x + 2 = 0} (ii) B= { x:x is an integer and 1 < x < 7}

∅ ⊆ A (true or false) 2.n(∅) = 0 (true or false)

Consider the sets A and B, where A = {3, |B|} and B = {1, |A|, |B|}. What are the sets?

For this arguments, explain which rules of inference are used for each step. Same body in this class enjoys whole watching. Every person who enjoys whole watching cares about ocean pollution. Therefore, there is a person in this class…

in a class of final year student in a school, 350 offer chemistry and 200 offer physics. if 90 student offer neither chemistry nor physics; i: how many students are offering both subject. ii: how many students are offering only …

Encrypt the message ATTACK using the RSA cryptosystem with n = 43 · 59 and e = 13, translating each letter into integers and grouping together pairs of integers, as done in example 11 in the textbook and in the classnotes

Using Binomial Theorem, give the closed form expression for: \textstyle\sum_{k=0}^n∑ k=0 n {n \choose k}( k n )3n · 2k

Answer the following: (a) You have a standard 52 card deck. If you draw two cards at random, what is the probability that they are both hearts? (b) You reshuffle your cards into the deck, but unfortunately now a mischievous dog (a g…

How many solutions in non-negative integers are there to the equation x1 + x2+ x3 + x4 = 19

Consider all strings of length 12, consisting of all uppercase letters. Letters may be repeated. Please do not simplify your answers. (a) How many such strings are there? (b) How many such strings contain the word ”SCOOBY”? (c) How…

State and prove Pascal’s identity using the formula for {n \choose k}( k n )

The English alphabet contains 21 consonants and 5 vowels. How many strings of five lowercase letters can be formed using the following constraints? Give two answers for each of the following - one where repetition is allowed in the st…

Find the inverse of 55 modulo 7 by using extended Euclidean Algorithm step by step solution

Find the inverse of 35 modulo 11 by using extended Euclidean Algorithm step by step solution

Let p and q be the propositions p : It is below freezing. (including negations). q : It is snowing Write these propositions using p and q and logical connectives a) It is below freezing and snowing. b) It is below f…

Use iteration, either forward or backward substitution, to solve the recurrence relation an=an−1−1 for any positive integer n, with initial condition, a0=1. Use mathematical induction to prove the solution you find is correct. 2. De…

1.Determine for which integer values of n, 3n^3+2≤n^4 and prove your claim by mathematical induction. 2.

~(pVq)→r

(𝑝 → 𝑞) ↔ (𝑞 ∨ ~𝑝)

at one point in the illinois state lottery lotto game, a person was required to choose six numbers (in any order) among 44 numbers. in how many ways can this be done?

. Consider the functions from the set of students in a discrete mathematics class. Under what conditions is the function one-to-one if it assigns to a student his or her a) mobile phone number. b) student identification numbe…

A function f is said to be one-to-one, or an injection, if and only if f(a) = f(b) implies that a = b for all a and b in the domain of f. Note that a function f is one-to-one if and only if f(a) ≠ f(b) whenever a ≠ b. This way of expr…

Identify if the following statements are predicate logic. Give a domain of discourse for each propositional function. A. The movie won the Academy Award for the past 2 years. B. 1 + 3 = 4 C. (x+2)2 is a prime number.

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Question ID: mtid-5-stid-8-sqid-3246-qpid-1945