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Unformatted text preview: MATH 135 Fall 2008 Assignment #2 Due: Wednesday 24 September 2008, 8:20 a.m. N.B. Assignments 3 to 9 will not be distributed in class. You must download them from the course Web site. Hand-In Problems 1. In parts (a) to (g), state whether the given statement is TRUE or FALSE. (No explanation is necessary.) In parts (h) to (k), write down the answer. (a) 4 is even or 5 is even. (b) 4 is even and 5 is even. (c) It is not TRUE that (4 is odd and 5 is odd). (N.B. The parentheses are included to make this statement less ambiguous.) (d) If n is odd, then n 2 is even. (e) x y, x =- y (The Universe of discourse is the integers.) (f) y x, x =- y (The Universe of discourse is the integers.) (g) x y, x 2 y 2 (The Universe of discourse is the integers.) (h) Write down the converse of If n is odd, then n 2 is odd. (i) Write down the contrapositive of If n is odd, then n 2 is odd....
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