jesperez530
jesperez530 jesperez530
  • 04-01-2018
  • Mathematics
contestada

Is (p∨q)∨(q→p) a tautology, contradiction, or neither?

Respuesta :

wizard123
wizard123 wizard123
  • 04-01-2018
Make a truth table, let A = pVq,  B =q->p

p     q        A       B       AVB
0      0       0       1         1
0      1       1       0         1
1      0       1       1        1
1      1       1       1        1

Since it is True for every possible state of p and q, then it is a tautology.
Answer Link

Otras preguntas

write an equation in slope- intercept form (0,4) slope 5 I need help so pls
A store pays by the ounce to have different types of bracelets made and wants to categorize them by price. Drag each purchase to the category that shows the rat
2/3 + 1/2 i just want to give some points away
Choose the word that correctly completes the analogy. inhibit : obstruction :: A. encourage : reinforcement B. heavy : lifting C. marketing: retailing
Why doesn't glucose belong in the lungs?
HELP ME PLEASE I GIVE BRAINLIEST TO WHOEVER GIVES ME LEGIT ANSWER!
I need to solve the equation 13b=b+27
2(9x - 1) = 99-7(3 - 4x) help please
The student council wants to rent a ballroom for the junior prom. The ballroom’s rental rate is $1500 for 3 hours and $125 for each additional half hour. Supp
Choose the question word that also has a plural form A qué B. cuándo C. cómo D. cuánto​