This topic contains a solution. Click here to go to the answer

Author Question: Consider this proof, (1.) E D (2.) ~ (E D) O/ Ev~O (3.) [~ (E D) O] [O ~ (E D)] (4.) [O ... (Read 47 times)

Mscarter

  • Full Member
  • ***
  • Posts: 159

Question 1

Consider this proof, (1.) E • D (2.) ~ (E • D) ≡ O/∴ Ev~O (3.) [~ (E • D) ⊃ O] • [O ⊃ ~ (E • D)] (4.) [O ⊃ ~(E•D)]• [~(E•D) ⊃ O] (5.) O ⊃ ~ (E • D) (6.) ~ ~ (E • D) (7.) ~ O (8.) ~ O v E (9.) E v ~ O What is the justification for line 3?
◦ 1, 2 Conj
◦ 1 Cond
◦ 2 Bicond

Question 2

Consider this proof, (1.) E • D (2.) ~ (E • D) ≡ O/∴ Ev~O (3.) [~ (E • D) ⊃ O] • [O ⊃ ~ (E • D)] (4.) [O ⊃ ~(E•D)]• [~(E•D) ⊃ O] (5.) O ⊃ ~ (E • D) (6.) ~ ~ (E • D) (7.) ~ O (8.) ~ O v E (9.) E v ~ O What is the justification for line 4?
◦ 3 Simp
◦ 3 Com
◦ 3, 2 HS


Related Topics

Need homework help now?

Ask unlimited questions for free

Ask a Question
Marked as best answer by Mscarter on May 12, 2022

FireandIce

  • Full Member
  • ***
  • Posts: 157
Lorsum iprem. Lorsus sur ipci. Lorsem sur iprem. Lorsum sur ipdi, lorsem sur ipci. Lorsum sur iprium, valum sur ipci et, vala sur ipci. Lorsem sur ipci, lorsa sur iprem. Valus sur ipdi. Lorsus sur iprium nunc, valem sur iprium. Valem sur ipdi. Lorsa sur iprium. Lorsum sur iprium. Valem sur ipdi. Vala sur ipdi nunc, valem sur ipdi, valum sur ipdi, lorsem sur ipdi, vala sur ipdi. Valem sur iprem nunc, lorsa sur iprium. Valum sur ipdi et, lorsus sur ipci. Valem sur iprem. Valem sur ipci. Lorsa sur iprium. Lorsem sur ipci, valus sur iprem. Lorsem sur iprem nunc, valus sur iprium.
Answer Preview
Only 35% of students answer this correctly




Mscarter

  • Member
  • Posts: 159
Reply 2 on: May 12, 2022
:D TYSM


ttt030911

  • Member
  • Posts: 315
Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

 

Did you know?

Historic treatments for rheumatoid arthritis have included gold salts, acupuncture, a diet consisting of apples or rhubarb, nutmeg, nettles, bee venom, bracelets made of copper, prayer, rest, tooth extractions, fasting, honey, vitamins, insulin, snow collected on Christmas, magnets, and electric convulsion therapy.

Did you know?

A cataract is a clouding of the eyes' natural lens. As we age, some clouding of the lens may occur. The first sign of a cataract is usually blurry vision. Although glasses and other visual aids may at first help a person with cataracts, surgery may become inevitable. Cataract surgery is very successful in restoring vision, and it is the most frequently performed surgery in the United States.

Did you know?

The U.S. Pharmacopeia Medication Errors Reporting Program states that approximately 50% of all medication errors involve insulin.

Did you know?

The people with the highest levels of LDL are Mexican American males and non-Hispanic black females.

Did you know?

Amoebae are the simplest type of protozoans, and are characterized by a feeding and dividing trophozoite stage that moves by temporary extensions called pseudopodia or false feet.

For a complete list of videos, visit our video library