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1 + 1 = 3 if and only if 2 + 2 = 3. True or false? If 1 < 0, then 3 = 4. True or false?

1 + 1 = 3 if and only if 2 + 2 = 3. True or false? If 1 < 0, then 3 = 4. True or false?

Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
Glencoe Algebra 1, Student Edition, 9780079039897, 0079039898, 2018
18th Edition
ISBN:9780079039897
Author:Carter
Publisher:Carter
Chapter8: Polynomials
Section8.2: Multiplying A Polynomial By A Monomial
Problem 54PFA
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Determine if the proposition is true V or false F, or indicate what is requested:

  • 1 + 1 = 3 if and only if 2 + 2 = 3. True or false?
  • If 1 < 0, then 3 = 4. True or false?
  • Q(x) is “x + 1 = 2x”, x belongs to R, the truth value of Q(2) True or false?
  • Q(x) is “x + 1 = 2x”, x belongs to R, the truth value of ∀xQ(x) True or false?
  • Q(x) is “x + 1 = 2x”, x belongs to R, the truth value of ∃xQ(x) True or false?
  • Let A={2,4,5,7} and B={4,7,12,15,16}, obtain A  exclusive disyunction B
  • Let A={2,4,5,7} and B={4,7,12,15,16} , get A \ B
  • {1,2,3} ={3,2,1} True or false?
  • Indicate the universal quantifier
  • Indicate the existential quantifier
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