I need help with problem #2 language statements into predi- ValdeL OIE NUI dleat

Question

I need help with problem #2

language statements into predi- ValdeL OIE NUI dleate wliS ale English nrinsically b. (vx) Translate cate wffs, and vice versa tre W Translate English language s in all interpretations c. (Vx) 8. For eac a. Bx) . Recognize a valid wft and explain why it is valid. Recognize a nonvalid wft and construct an inter- pretation in which it is false or has no truth value. c. Bx) 9. Identif a. (x) EXERCISES 1.3 1. What is the truth value of each of the following wffs in the interpretation where the domain consists of integers, 0(x) is "r is odd,'' L(r) is "r 9"? a. (Ex)O(x) c. (3x)[L(x)^ G(x)] 10. Explair 2. What is the truth value of each of the following wffs in the interpretation where the domain consists ofia b. (y integers, A(x) is "

Explanation / Answer

Q2

a) This is true as there exist x which are less than 5

b) This statement is also true as there exist x values which are less than 5 and 7

c) This statement is also true as for all x the values which are less than 5 will always imply that it is less than 7

d) This statement is false as when x<7 it doesn't necessarily mean that x<5 as x can be 6 as well

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