Let A be any n x n matrix. Consider the system Aa = b of n-equations with n-unknowns. Is it true or false that the system Aa = b has always a solution a = A-1b ?

Q: Show that "- p v q" is logically equivalent to "pq".

A: We have to solve given problem:

Q: It is not correct for answer ACDE are true

A:

Q: the answer of the qustion is correct ? because i think there's a mistake thank you

A:

Q: Question 3 Find the points of intersection between the given lines: a) Find the points of…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: For the very last part, would "conclude" mean reject or support?

A: The claim is alternative hypothesis.

Q: Is the following statement true or false? {0} ⊂ {0}

A: given that                                                    {0}⊂{0} we have to check is the…

Q: We'll use to make inferences about s² O True O False

A: Given: σ2 : Population Variances2 : Sample Variance

Q: All of these answers were incorret

A: As per guidelines of the Bartleby, solution of only first 3 parts are given.

Q: A nondirectional assertion would involve what kind of test?

A: Non-directional assertion

Q: How is contraposition used in proofs?

A:

Q: ~r V q is false only if   a. q and r are false b. there is no instance it will be false c. q and r…

A:

Q: how to write an anlytical thesis

A: how to write an anlytical thesis

Q: The second question is also missing!!

A: From the given table, Total number of survey responses is 459. The frequency for 1 meal during the…

Q: what test would you use on this problom and what values would you imput.

A: The randomly selected students, The number of students admitted to having engaged in binge drinking,…

Q: The compound statement A v - (A A B) is always * True O False

A:

Q: Can part d and e be answered as well. They are also true or false

A:

Q: Cikgu Yati asked five of her pupils how many of the five of them had studied the day before. Jimmy…

A: Consider Jimmy for once, if he would have been telling the truth then no one including Jimmy would…

Q: In a class that has 25 students, suppose that 24 of them took their exam on a Monday and the average…

A: Refer to the solution

Q: 1 4 A = -2 -3 3 B= |1 2 -3 2 -4 4 -2 -4. 3 -9 AB = 3 -12 Ex: 42 -8 10

A:

Q: A true or false test consist of 10 questions. If all the questions are answered, in how many…

A: Given that all questions are true or false type. So each question has 2 choices.  There are total 10…

Q: "This is a lie". Is this a paradox ?

A: "This is a lie"Assume it is true that it is a lie, then actually it is a lie indeed and it cannot be…

Q: 3 / Mariela says that> because 8 > 3 and 9> 7. Regardless of whether her conclusion is correct,…

A:

Q: A true-false quiz contains 15 questions. In how many ways can a student answer the questions if the…

A: A true-false quiz contains 15 questions. The number of ways such that student answer 7 false…

Q: if an original statement has new greater than or equal to 50, what is the alternative hypothesis

A: Consider that meu is greater than or equal to 50.

Q: 3 [2 3 Let A= 1 2 then c12 20 B= -2 3. 5 -3] Ture False

A:

Q: If the jury returned a verdict of guilty when in reality the defendant is innocent, they made: O…

A: H0: Defendant is not guilty (innocent) HA: Defendant is guilty.

Q: The median yearly salary paid to the 24 players on soccer team is $24,000 less than the median…

A: Median is the measure of central tendency. It does not include all the observation involve in the…

Q: A comedian knows seven jokes, two are about the weather and five are about sports. In how many ways…

A:

Q: Is det(AB) = det(BA)?

A: Use this fact that multiplication of two real numbers is commutative.

Q: s or no?

A: Variable can hold values of two types: Binary Categorical A binary variable will take only…

Q: More then one of the statements are correct, so which of the others would also be correct?

A: In this case, we need to identify suitable answer for the given statement.

Q: Suppose that A ==> B is true. Which is then automatically true, the converse or the…

A: Suppose that A implies B is true. The converse of implications, A → B will be written B → A . The…

Q: All of the employees at the acmesoft company are either programmers or salespeople. The programmers…

A: Consider the person A. If A is a programmer, he will say he is programmer. If A is a sales person,…

Q: m I missing something, but there does not seem to be whole answer here.

A: From given  λ=3 Let "x" be the no.of defective parts produced in a shift P(X=x)=e-λλxx!  ;x≥0

Statements and Logic

Logic is the analysis of general patterns of thoughts without regard to any specific sense of context.