MTH 355 Lecture 7: 01232019
10 Feb 2019
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Quantifiers are keywords in statements making c open ) statements. Quantifiers there is there are , there exists. Pla ) is true for some a in our universal set . at least one a makes. C and must write it there any question as to our universal set ) . or even. Show it "s false to prove its falsehood. Hx em cx is prime xx ) Ix er x has a real multiplicative inverse. Hh natural number there is a real number which is greater. Rolls royce with cash must have a rich uncle . H x ev ( ( ph q ) -7 r ) If anyone in the dorm has the will have to be quarantined. > x x t: every has a rich uncle everyone who has a friend in the dorm x x has measles has a friend x "s. 7- x e ux up c x )
