Let F(x,y): "x is friend with y", N(x): "x is funny", W(x): "x is wise", R(x): "x is fair". The domain for x and y is the set of all persons. Select the symbolic (s) of the following sentence: "All not fair persons are friends with all funny persons" O vxvy ¬R(x) ^ N(y) →F(x,y) V Vy (R(x) v ¬N(y)) v F(x,y) 3x Vy R(x) v ¬N(y)→F(x,y) O None of all the proosed answers O vxvy ¬F(X,y)→R(x) v ¬N(y)

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
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QUESTION 6
Let F(x,y): "x is friend with y", N(x): "x is funny", W(x): "x is wise",
R(x): "x is fair". The domain for x and y is the set of all persons.
Select the symbolic (s) of the following sentence:
"All not fair persons are friends with all funny persons"
O vxvy ¬R(x) ^ N(y) →F(x,y)
O vx Vy (R(x) v ¬N(y)) v F(x,y)
O 3x Vy R(x) v ¬N(y) →F(x,y)
O None of all the proosed answers
U vxvy ¬F(X,y)→R(x) v ¬N(y)
Transcribed Image Text:QUESTION 6 Let F(x,y): "x is friend with y", N(x): "x is funny", W(x): "x is wise", R(x): "x is fair". The domain for x and y is the set of all persons. Select the symbolic (s) of the following sentence: "All not fair persons are friends with all funny persons" O vxvy ¬R(x) ^ N(y) →F(x,y) O vx Vy (R(x) v ¬N(y)) v F(x,y) O 3x Vy R(x) v ¬N(y) →F(x,y) O None of all the proosed answers U vxvy ¬F(X,y)→R(x) v ¬N(y)
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