Question: The domain is integers. (1a)(4 pts) Write the following using logical connectives, quantifiers, and required mathematical symbols: The difference of squares of two odd integers

The domain is integers.

(1a)(4 pts) Write the following using logical connectives, quantifiers, and required mathematical symbols:

The difference of squares of two odd integers is a multiple of 4.

(8 pts) Write a direct proof of the proposition in (1a).

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