Question: Underline each free variable and circle each bound variable in the following expressions: 1. ( ( x | (x a)) b) 2. ( ( x

Underline each free variable and circle each bound variable in the following expressions:

1. ( ( x | (x a)) b)

2. ( ( x | (x a)) ( y | b) )

3. ( ( x | (x a)) ( x | b) )

4. ( ( x| (r (x x))) (( z | ( y | (y (z y)))) ( w|w)))

5. ( ( x | (r (x x))) (( z | ( y | (y (z y)))) ( w|q)))

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