# A logical equivalance is derived from Theorem,supply a reason for each step; (pv~q)^(~pvq) �ß(~q v p)^(~q v ~p) by_________ �ß ~q v(p ^ ~p) by_________ �ß ~q v c by_________ �ß ~q by_________ Therefore,(p v~q)^ (~p v ~q)�ß ~q

12,659 results
1. ## discrete mathematics with applications

A logical equivalance is derived from Theorem,supply a reason for each step; (pv~q)^(~pvq) ß(~q v p)^(~q v ~p) by_________ ß ~q v(p ^ ~p) by_________ ß ~q v c by_________ ß ~q by_________ Therefore,(p v~q)^ (~p v ~q)ß ~q.
2. ## Discrete Mathematics and its Application

Am not understanding , how to do the truth or Venn diagram to show a statement pv(q^r)is equivalent to (pvq)^(pvr). How can I show the statement is not equivalent to (pvq)^r. I have to explain my answer in truth or Venn diagram, but my problem really is
3. ## geometry

Give the reason for the step taken from a proof. <1 is the supplement of <2---->Given <3 is the supplement of <4---->Given <2 = <4----------------------->Given <1 = <3----------------------->? a. linear pair postulate b.
4. ## Math- Truth Tables

Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp I thought this is how to do it, but my teacher marked it incorrect: 1. p q ~(pVq) p implies ~(pVq) T T F T implies T= T T F F T implies F= F F T F F implies F= T F F T F
5. ## geometry

Give the reason for the step taken from a proof. <1 and <2 are a linear pair given m<1 + m<2 = 180* ? a. congruent supplements theorem b. vertical angles theorem c. linear pair postulate d. congruent complements theorem when i put < i hope
6. ## Math

Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp I thought this is how to do it, but my teacher marked it incorrect: 1. p q ~(pVq) p implies ~(pVq) T T F T implies T= T T F F T implies F= F F T F F implies F= T F F T F
7. ## math

give the reason for the step taken angle 1 and angle 2 are linear pair angle 1 and angle 2 are supplementary a)congruent supplements theorem b)vertical angle theorem c)congruent complements theorem d)linear pair postulate
8. ## Discreet math

[(pvq)^(p=>)^(q=>)]=>r[(pvq)^(p=>)^(q=>)]=>r
9. ## Math- Truth Tables

Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp I thought this is how to do it, but my teacher marked it incorrect: 1. p q ~(pVq) p implies ~(pVq) T T F T implies T= T T F F T implies F= F F T F F implies F= T F F T F
10. ## Microeconomics

Explain how the supply of new housing interacts with shifts in the demand for owner-occupied housing in your neighbourhood or an area with which you are familiar. In what ways does the mechanism differ from that which exists normally in markets for
11. ## Greens Theorem

Can someone show me step by step how to work this problem out please. Let C be the triangle with vertices (0,0), (1,0), and (1,2). Find the following line integral by two methods, directly and using greens theorem. 2xy^2dx + yx^2dy Thanks!!!
12. ## geometry

Construction: The midpoint of a line segment can be constructed. Theorem: If the consecutive midpoints of the sides of a parallelogram are joined in order, then the quadrilateral formed from the midpoints is a parallelogram. Write an essay (suggested
13. ## calculus

Let f(x) = (x+1)/(x-1). Show that there are no vlue of c such that f(2)-f(0) =f'(c)(2-0). Why does this not contradict the Mean Value Theorem? I plugged 2 and 0 into the original problem and got 3 and -1 . Then I found the derivative to be
14. ## english

can somebody please help me with this question . Is this statement logical? "Many people have said no one will ever travel to Mars. They're right! After all, we have never done it before Do you think it's logical and correct to assume that because "we've
15. ## Geometry

I need help on these two. Consider tirangles ABC and DEF. Side A is congruent to side F. Angle A is congruent to angle F. Angle B is congruent to angle E. What postulate or theorem can be used to prove that the two triangles are congruent? If angle1 and
16. ## calculus

Factor theorem states that "x-a is a factor of f(x) if and only if f(a)=0" 1. What is the sufficient condition of the factor theorem? 2. What is the necessary condition of the factor theorem? My answer was x-a is a factor of f(x) for (1.) and f(a)=0 for
17. ## ICT

i have been given a question to give an explanation of what logical improvements could be made to a current system to meet the requirements of a new information system...i was wondering what is actually meant bt a logical improvement? logical improvement:
18. ## Calculus

Verify the hypothesis of the mean value theorem for each function below defined on the indicated interval. Then find the value “C” referred to by the theorem. Q1a) h(x)=√(x+1 ) [3,8] Q1b) K(x)=(x-1)/(x=1) [0,4] Q1c) Explain the difference between
19. ## Rate determining step

I don't understand how to get a rate determining step. I have an energy diagram for a two-step conversion where the first step Ea is about 18 units. The energy then goes down about 4 units and rises again about 10 units to the peak of the second step. Why
20. ## Math Calculus

The Image Theorem: The image theorem, a corollary of the intermediate value theorem, expresses the property that if f is continuous on the interval [a, b], then the image (the set of y-values) of f on [a,b] is all real numbers between the minimum of f(x)
21. ## Calculus

If f(x) is differentiable for the closed interval [−1, 4] such that f(−1) = −3 and f(4) = 12, then there exists a value c, −1< c < 4 such that a)f'(c)=3 b)f'(c)=0 C)f(c)=-15 d)f(c)=3 I understand that you are supposed to use the mean value
22. ## Calculus

Determine the limit of the trigonometric function: Limit as x approaches pi/4 of (1-tanx)/(sinx-cosx) I need step by step help using the special trignometric limits theorem.
23. ## Macroeconomic

The idea that creating incentives for individuals and firms to increase productivity leading to an increase in the long-run aggregate supply curve is a. the Ricardian equivalence theorem. b. demand-side economics. c. consistent with crowding out. d.
24. ## logical framework

Hello I need to write an essay about the logical framework.I do not know how to start. I need to answer if the logical framework is the mastertool in project cycle management. can someone give me some indications. thank you
25. ## Algebra 2

HOW DO I SUPPLY THE AXIOM OR THEOREM THAT JUSTIFIES TO A GIVEN STATEMENT
26. ## Julia - Green's theorem

Sorry, I did not see your question ================================= Posted by julia on Monday, December 10, 2007 at 9:15pm. Can someone show me step by step how to work this problem out please. Let C be the triangle with vertices (0,0), (1,0), and (1,2).
27. ## Chemistry

How can you solve for a derived unit involving density? I don't know what you mean. Density is a derived unit, no mater what the units used are. Do you have an example of what you are doing? Yes. What is the mass of a sample of material that has a volume
28. ## Pre-Calculus

Can someone please help me with this problem? De Moivre’s theorem states, “If z = r(cos u + i sin u), then zn = rn(cos nu + i sin nu).” • Verify de Moivre’s theorem for n = 2. a. Provide a correct proof that includes written justification for
29. ## precal

De Moivre’s theorem states, “If z = r(cos u + i sin u), then zn = rn(cos nu + i sin nu).” • Verify de Moivre’s theorem for n = 2. a. Provide a correct proof that includes written justification for each step.
30. ## Mathematics

Dear Jiskha, I will appreciate if you can show me step by step how this geometry math question is solved. Using the Pythagorean Theorem,how do i find the length the unknown side 'b'. Side 'a' has a measurement of 1...the hypotenuse: a square root of 2.
31. ## Geometry

Could anyone tell me if this question is correct? 2.) Which is true about both Pappus's Theorem and Desargues' Theorem? Each theorem applies to spherical geometry. Each conclusion states that three points are collinear. <---- Each hypothesis is based on
32. ## calc

by applying rolle's theorem, check whether it is possible that the function f(x) = x^5 + x -17 has two real roots. your reason is that if f(x) has two real roots then by rolle's theorem, f'(x) must be equal to what at certain value of x between these two
33. ## English

1. Do you think why he is upset? 2. Do you believe where he lives? 3. Do you suppose where he was born? (Do you have the reason why the three sentences are not correct? Do you have any logical reason?) 4. Why Do you think he is upset? 5. Where do you

What is the best reason to omit the reason for the refusal in a negative message? A. The reader may not think of the reason. B. The reason reflects poorly on the company. C. The reason benefits the reader, but not the writer. D. The reason is watertight.

What is the BEST reason to omit the reason for the refusal in a negative message? (Points: 5) The reader may not think of the reason. The reason reflects poorly on the company. The reason benefits the reader, but not the writer. The reason is watertight.
36. ## Geometry

5. What theorem do Exercises 1-4 prove? (1 point) Triangle Inequality Theorem Converse of the Angle Bisector Theorem Angle Bisector Theorem Triangle Midsegment Theorem
37. ## Math (Algebra 2)

Factoring by Using a Quadratic Form Problem: x^4 + 8x^2 - 20 What I have so far: (x^2)^2 + 8(x^2) - 20 a^2 + 8a - 20 For some reason my textbook says to substitute the (x^2) with (a) as you can see in the las step. The next step after that is factoring
38. ## Quantitative Literacy | MAT106

In this assignment, look for and provide two advertisements that you think contain logical fallacies. Use any advertisement that you can find in magazines, on television, or from the Internet for this assignment. Your two examples must represent two of the
39. ## Pre-Calculus

Solve the system by the substitution method. Show your work. 2y - x = 5 x2 + y2 - 25 = 0 I solved the problem but I got it wrong for some reason..can you solve it step by step?
40. ## chemistry

How many moles of ammonium ions are in 8.794g of ammonium carbonate? I've tried this multiple times but some reason, I can't quite get the answer. If someone can show me step-by-step how to go about this problem, I'd really appreciate it.
41. ## college sttistics

I have read all my material regarding how to try and figure out how to use Chebyshev Theorem. I even email my teacher and to no avail, I need your help in how to work this problem out step by step. A nationwide test taken by high school sophomores and
42. ## Bayes' Theorem

Help!!! I'm not really good at Bayes' Theorem. Can you please walk me through. In the current second year class of a top ranked US university, all students come from three states in the US . Kansas, Illinois, and Ohio supply respectively 40%, 50%, and 10%
43. ## production and operations management

The “bullwhip” effect: A. Occurs as orders are relayed from retailers to wholesalers B. Results in increasing fluctuations at each step of the sequence C. Increases the costs associated with inventory in the supply chain D. Occurs because of
44. ## Economics quick question

Could you check these please thanks. A --------- is a graph showing the quantities supplied at each possible price. A. Supply Schedule B. Law of supply C. Supply Curve D. Market Supply Is the answer C??
45. ## calculus

Verify that the Intermediate Value theorem applies to the indicated interval and find the value of c guaranteed by the theorem. f(x) = x^2 - 6x + 8, [0,3], f(c) = 0 I have no idea how to use the theorem :(
46. ## math

what formula i need to use in solving binomial theorem and what is the first step i need to do?
47. ## supply chain

Supply Chain Risk: Research information on the Internet to assess the risks of a global supply chain. How have companies in the Microsoft supply chain been aﬀected by disruptions to the supply chain due to events like strikes and natural disasters?
48. ## geometry

Construct a truth table for (~PVq)___> q
49. ## geometry

Construct a truth table for (~pvq) ____>
50. ## Math - Calculus

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2]. Perhaps Rolle's Theorem, Mean Value Theorem, or Intermediate Value Theorem hold clues? ...Other than simply using my TI-84, I have no idea how to accomplish this.
51. ## Math - Calculus

Show that the equation x^3-15x+c=0 has at most one root in the interval [-2,2]. Perhaps Rolle's Theorem, Mean Value Theorem, or Intermediate Value Theorem hold clues? ...Other than simply using my TI-84, I have no idea how to accomplish this.
52. ## ALGEBRA HELP

When solving the equation, what property was used to go from step 3 to step 4? Step 1: -(2x+3= x-18 Step 2: -2x-3=x-18 Step 3: -3=3x-18 Step 4: 15=3x A)APOE B)SPOE C)MPOE D)DPOE
53. ## Math

Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp
54. ## Math

Construct a Truth Table for the given statement: 1. p implies ~(pVq) 2. ~(p AND q)Vp
55. ## Calculus

By applying Rolle's theorem, check whether it is possible that the function f(x)=x^5+x−5 has two real roots. Answer: (input possible or impossible ) Your reason is that if f(x) has two real roots then by Rolle's theorem: f′(x) must be (input a
56. ## Science

In a diploid organism with 2n=8, what is the probability that one of its gametes will contain only paternally derived chromosomes (ie, not a mixture of paternal and maternally derived chromosomes)?

Will somebody please help? I don't know spanish that well. Thanks you. 14. Choose the most logical completion for the sentence. _________ la puerta. A.) Pienso B.) Pierdo C.) Cierro D.) Entiendo 15. Choose the most logical completion for the sentence.
58. ## Economics

Sugar can be produced from a variety of plants. In tropical countries it is frequently derived from sugarcane. In the U.S. it is largely extracted from sugarbeets. As part of a program of economic pressure against Cuba, the U.S. has for years placed large
59. ## English

After having studied all the sites suggested by Sra and Writeacher, I have found, that "eponym", as well as "toponym", has two definitions. EPONYM: 1) a name from which another name or word is derived. 2)a word derived from a person. This would make both,
60. ## math- Triangle facts

Explaining the isosceles theorem. Explain why the SAS Inequality theorem is also called the Hinge theorem. the steps for Indirect Proofs and using an indirect proof with an algebraic problem.
61. ## Math

In which step is the error? Step 1: Let x = 1 and y = 1. Step 2: By substitution xy = y^2. Step 3: Multiplying both sides by -1, -xy= -y^2. Step 4: Adding x^2 to both sides, x^2-xy=x^2-y^2. Step 5: Factoring, x(x-y)=(x+y)(x-y). Step 6: Dividing both sides
62. ## Algebra help

f(x)=x^3-4x^2-x+4 How do I find the x-intercept for this? This is from my book: step 1: 0=x^3-4x^2-x+4 step 2: 0=x^2(x-4)+(-1)(x-4) step 3: 0=(x^2-1)(x-4) I know how to solve once I get to step 3, but in step 2, I don't know what they've done or why. Where
63. ## calc

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers c that satisfy the conclusion of Rolle's Theorem. f(x)= x sqrt(x+21) , [-21,0] If there is more than one solution separate your answers
64. ## Chemistry

In a chain mechanism, a reaction in which two free radicals combine to form a stable molecule would be called the A) initiation step B) termination step C) propagation step D) inhibition step E) branching step
65. ## Quick math help

In which step below does a mistake first appear in simplifying the expression? 0.5(-12c+6)-3(c+4)+10(c-5) Step 1: -6c+3-3(c+4)+10(c-5) Step 2: -6c+3-3c-12+10(c-5) Step 3: -6c+3-3c-12+10c-50 Step 4: 7c-41 Please help me!!! Thank you!!
66. ## aps

There are 26 step on flpor at the time saad comes down two step imad step up one step When will tyey meet at what step?
67. ## English

Word box: I have Intimidate liberate logical misrepresent optional and variable left 10. her arguement was so ______ that she convinced us that her solution to the math problem was the correct one logicaL?
68. ## math

give the reason to justify each step a. 4c+3(2+c)=4c+6+3c b. =4c+3c+6 c. =(4c+3c)+6 d. =(4+3)c+6 e =7c+6
69. ## Economics

Could you please check this Directions: Match each item with the correct statement. Here are the words: supply elasticity law of supply price system technology price ceiling supply inelastic supply curve shortage market supply taxes 1. principle that
70. ## Analytical CHM

Calculate the theoretical amounts of 0.1000 M NaOH titrant used to titrate 0.8 and 0.9 g KHP Please show step by step solution , i need the correct significant figures and units to finish up the rest of the lab correctly i found the answer but for some
71. ## algebra

Provide A Reason For Each Step Of Simplifying The Expression 3 3(4p-1)-7p
72. ## Algebra 1

Give the reason (property) for each step in the simplification. 8(a+b)-3a (8a+8b)-3a (8b+8a)-3a 8b+(8a-3a) 8b+5a
73. ## poem

I have this poem that I was working on and I used the word "derived" and from my understanding it means to obtain. So i was wondering if this sentence made sense with the word. "No more will I let you fill my head with stories you've in-bedded, that rest
74. ## calc

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers "c" that satisfy the conclusion of Rolle's Theorem. f(x)=sin4pix , [-1/2,1/2] Well according to Rolle's Theorem, it has to be continuous
75. ## Logical Fallacy

Which logical fallacy is, "We don't need to change our registration process because everyone is already familiar with the way we do things and changing it could be confusing." I think it might be overgeneralization.
76. ## eng 122

Each premise must ______. (Points : 1) Be funny and short Be credible and logical Be a question None of the above ans Be credible and logical
77. ## english

2. Tecumseh's "Let the white race perish" speech is A. a logical list of reasons why the whites should be resisted. B. a satire on the white race and its traditions. C. a plea to the people's reason. D. an appeal to the emotions of his listeners.
78. ## chemistry

Hydrocyanic acid (HCN) is a much weaker acid than nitrous acid (HNO2). The pH values of 0.1 M solutions of the potassium salts of these two acids were determined separately. The statement which describes these determinations most accurately is: a. ) Both
79. ## Physics

The position of a particle moves along the equation X = Vo/K (1 - e^(-KT)) Vo and K are constants a)determine the total distance that the particle moves b) Show that the aceleration is derived from the velocity c) Reason how it could take an infinite

Verify that the function satisfies the three hypotheses of Rolle's Theorem on the given interval. Then find all numbers "c" that satisfy the conclusion of Rolle's Theorem. f(x)=sin4pix , [-1/2,1/2] Well according to Rolle's Theorem, it has to be continuous
81. ## Discrete Math

Theorem: For every integer n, if x and y are positive integers with max(x, y) = n, then x = y. Basic Step: Suppose that n = 1. If max(x, y) = 1 and x and y are positive integers, we have x = 1 and y = 1. Inductive Step: Let k be a positive integer. Assume
82. ## LA

In all together now Jordan uses appeals to reason to try to persuade her readers that her views are important. In a paragraph cite one example of each kind of appeal in her work. thank explain whether you find jordans appeals convincing supporting your
83. ## Mircoeconomics: Elasticity

Please help! I have a mid-term test in a couple of minutes... -------------- If the demand for some good fluctuates, but supply is constant, then which of the following combinations would generally yield the greatest quantity fluctuations? A) large demand
84. ## Symbolic Logic

1) Give a general proof to show that for all sentences X and Y and for every consistent set Σ of sentences, if X and Y are logical consequences of Σ, then the set {X, Y} is consistent. 2) Let C be a logical consequence of the set {P1, P2, P3} and
85. ## math

Could you show me step by step how to find the inverse of this problem: log with base of 2 (x+1) Thanks! It is not clear what the problem is. You are given a function of x. Let's calli it y. Are you trying to come up with an equation for x in terms of y?
86. ## Physics - Assist pls!

When a certain a.c. supply is connected to a lamp, it lights with the same brightness as it does with a 12V battery a) what is the r.m.s. value of the a.c. supply? b) what is the peak p.d. of the a.c. supply? Isn't rms value the same effective value as DC?
87. ## economics

Which of the following is a FALSE statement? A. Changes in the price of inputs can cause a shift in supply. B. If the price of other goods change, it can cause a shift in supply. C. Government involvement in the economy will not cause a shift in supply. D.
88. ## General

It is nearly always election time nowadays, when logical fallacies abound. What is your opinion of the current political scene? Do you follow it? Do you think all candidates are guilty of logical fallacies when campaigning? Can you provide a recent
89. ## Biology

Characteristics that biologists use to classify organisms are a. convergent evolution, cladogram, reproductive isolation. b. reproductive isolation, evolutionary history, shared derived characteristics. c. binomial nomenclature, shared derived
90. ## Math

In "All Together Now," Jordan uses appeals to emotion and appeals to reason to try to persuade their readers that her views are important. In a paragraph, cite one example of each kind of appeal in her work. Then, explain whether you find Jordans appeals
91. ## Biology

24. Characteristics that biologists use to classify organisms are a. convergent evolution, cladogram, reproductive isolation b. reproductive isolation,evolutionary history, shared derived characteristics c. binomial nomenclature, shared derived
92. ## Help PLZ!!

consider the steps to simplify the expression. Which property is used to reach Step 3? Expression: -4 3 7 + 7 + (-3 4 7 ) Step 1: = -4 3 7 + (-3 4 7 ) + 7 Step 2: = -4 + (- 3 7 ) + (-3) + (- 4 7 ) + 7 Step 3: = -4 + (- 3 7 ) + (- 4 7 ) + (-3) + 7 Step 4: =
93. ## Lang Arts

in all together now Jordan uses appeals to emotion and appeals to reason to try to persuade her readers that her views are important. in 1 paragraph cite 1 example of each kind of appeal. then explain weather you find Jordans appeals convincing supporting
94. ## Environmental Science

#33. In two or three well-developed paragraphs, explain how water is treated so that it can be used for safe drinking water. Include definitions of the terms potable and pathogens. my answer: There are many steps to how water is treated so that it can be
95. ## Environmental Science

#33. In two or three well-developed paragraphs, explain how water is treated so that it can be used for safe drinking water. Include definitions of the terms potable and pathogens. my answer: There are many steps to how water is treated so that it can be
96. ## Economics

What is the effect of import restrictions on supply? A. They cause the available supply of goods to drop.**** B. They cause the available supply of goods to rise. C. They often cause supply to rise steeply and then drop. D. They usually do not have any
97. ## Algebra 1--Step-by-Step

Can someone show me how to solve these step-by-step? Please? Thank you. Factor each polynomial by grouping. Check your answer. 1. 2r^2 - 6r + 12 - 4r 2. 14q^2 - 21q + 6 - 4q 3. w^3 -4w^2 + w - 4 4. 2p^3 - 6p^2 + 15 - 5p
98. ## Science

My original question: In a diploid organism with 2n=8, what is the probability that one of its gametes will contain only paternally derived chromosomes (ie, not a mixture of paternal and maternally derived chromosomes)? PsyDAG replied: Since 4 of the 8 are
99. ## electronics

which of the following statements is a true statement concerning the T-N theorem? #1-the T-N theorem can be applied only to d-c circuit analysis. #2-the T-n theorem can be applied only to a-c circuit analysis #3-the T-N theorem can be applied to circuits
100. ## Physics

Can someone please show me step by step how to normalize e^-5x in the interval (0, infinity)? I have read a lot of different books etc but need it explained to me in plain English or showed to me step by step because I am just not getting it. Thank you