- #1

bomba923

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How would I begin a proof to prove that

[tex] \forall k \in \mathbb{F},\;\left( { - 1} \right)^k \notin \mathbb{R} [/tex]

(F denotes the set of all irrationals)

[tex] \forall k \in \mathbb{F},\;\left( { - 1} \right)^k \notin \mathbb{R} [/tex]

(F denotes the set of all irrationals)

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