Unformatted text preview: p â†’ q â‰¡ Â¬ p âˆ¨ q . [10] Determine the truth value of the following statements when x and y are real numbers: â€¢ âˆƒ x âˆ€ y ( x = y 2 ); â€¢ âˆƒ x âˆ€ y ( xy = 0); â€¢ âˆ€ x n = 0 âˆƒ y xy = 1; â€¢ âˆƒ x âˆƒ y ( x + y n = y + x . 1...
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This note was uploaded on 04/19/2008 for the course CS 182 taught by Professor W.szpankowski during the Fall '08 term at Purdue.
 Fall '08
 W.Szpankowski

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