Question
discrete math
(18) Jinder Mahal Prc C Discrete Mathemati C Chegg Study Guidi C Discrete Mathemat 2 DSpdfCS 173 Disc 8904_1/courses/1411279 11043 FALL2017-2018/Assignn /ROM Video: Legends wit (3) Facebook Download m Assi Secure https://elearning.sharjah.ac.ae/bbcswebdav/pid-1003591-dt-content-rid-137 YouTube 6 Google Apps inbox (64) . hamad Ti, Blackboard Learn What rule of inference is used in each of these arguments? a) Alice is a mathematics major. Therefore, Alice is ei- ther major. Therefore, Jerry is a mathematics major. Therefore, the pool is closed. versity is not closed today. Therefore, it did not snow a mathematics major or a computer science major. b) Jerry is a mathematics major and a computer science c) If it is rainy, then the pool will be closed. It is rainy. d) If it snows today, the university will close. The uni- today. e) If I go swimming, then I will stay in the sun too long. If I stay in the sun too long, then I will sunburn. There- fore, ifI go swimming, then I will sunburn. ype here to search
Explanation / Answer
a) As the statement contains "either or" ,ADDITION rule is used.
b) As the conclusion in the last is from two simple statements,So SIMPLIFICATION rule is used here.
c) Given statement has "If-then",So MODUS PONENS rule is used here.
d) In the statement,you have "If-not" combination,So here MODUS TOLLENS rule is used.
e) In the given Statement,you have two conditional statement,So here HYPOTHETICAL SYLLOGISM can be used.
