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  3. which of the following propositions over r are tau

Which of the following propositions over R are tautologies over R Select all that apply...

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Basic Math

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Which of the following propositions over R are tautologies over R Select all that apply OA q x x B q z x 7 x 7 x 49 OC q z x 1 2 1 OD q z x 1 x 2x 1 OE q z x 0 Be able to justify your answers using truth sets

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