Question: Question 20 2 pts Select the proposition that is logically equivalent top Op vg Question 21 2 pts The domain for x and y is

y is the set of real numbers. Select the statement that is

false, BrVy(ry 20) ErVyx +y 20) O Vay(= + y20) Vray(y20) Question

18 2 pts Select the logical expression that is equivalent to: 3x(P)

Q(x)) O Va( P(x) ^ -Q() O 3x(-P(x) A-Q()) O Val-P(x) V-Q())

Question 20 2 pts Select the proposition that is logically equivalent top Op vg Question 21 2 pts The domain for x and y is the set of real numbers. Select the statement that is false, BrVy(ry 20) ErVyx +y 20) O Vay(= + y20) Vray(y20) Question 18 2 pts Select the logical expression that is equivalent to: 3x(P) Q(x)) O Va( P(x) ^ -Q() O 3x(-P(x) A-Q()) O Val-P(x) V-Q()) O 3X(-P(x) V-Q(x)) Question 19 2 pts The domain for variable x is the set of all integers. Select the statement that is true. O 3x(3x = 1) O 3r(x?

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