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Consider the statement "The square of any odd integer is odd." Rewrite the statement in the form $\forall$, n . (Do not use the words "if" or "then.") Rewrite the following statement formally. Use variables and include both quantifiers $\forall$ and $\exists$ in your answer. Every even integer greater than 2 can be written as a sum of two prime numbers. Let $T$ be the statement $\forall$ real numbers $x$, if $-1<x \leq 0$ then $x+1>0$. a. Write the converse of T. b. Write the contrapositive of $\mathrm{T}$ Fill in the blanks in the following sentence: If $A, B$ and $C$ are any sets, then by definition of set difference $x \in A-(B \cap C)$ if, and only if, $x$ and $x$

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