3. Write the following statement in symbolic language as a direct implication and de- termine its contrapositive form. (a) If y is an integer, then every integer of the form 4y + 2 is even. (b) If y is an integer and x is an even integer then xy is an even integer.
3. Write the following statement in symbolic language as a direct implication and de- termine its contrapositive form. (a) If y is an integer, then every integer of the form 4y + 2 is even. (b) If y is an integer and x is an even integer then xy is an even integer.
Algebra: Structure And Method, Book 1
(REV)00th Edition
ISBN:9780395977224
Author:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Publisher:Richard G. Brown, Mary P. Dolciani, Robert H. Sorgenfrey, William L. Cole
Chapter10: Inequalities
Section10.3: Solving Problems Involving Inequalities
Problem 28E
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