Short Answer
use the following translation key to write the sentences below in FF.
a: one
b: two
c: three
f(x): the successor of x
g(x,y): the sum of x and y
Nx: x is a number
Dxy: x is divisible by y
Gxy: x is greater than y
-If a number is divisible by three, then its successor is not.
Correct Answer:

Verified
Correct Answer:
Verified
Q120: use the following translation key to write
Q121: select the best translation into predicate
Q122: 1. (∀x)(∀y)[f(x)=y ⊃ (Pax • Qay)]<br>2. ∼Pab<br>-Which
Q123: determine whether the given argument is
Q124: 1. (∀x)(∀y){Pf(x,y) ⊃ [Pf(x,x) • Pf(y,y)]}<br>2. a=f(d,b)<br>3.
Q126: use the following translation key to write
Q127: 1. (?x)(?y)[f(x)=y ? (Pax • Qay)]<br>2. ?Pab
Q128: select the best translation into predicate logic,
Q129: select the best translation into predicate logic,
Q130: determine whether the given argument is valid