I just took a test and was wondering if someone could check a few of my answer. If they are wrong could you give me a brief explanation. My answers are after the question. Thanks
1. Which of the following is a countably infinite set.
a) Real Numbers
c) Rational numbers
d) Irrational numbers
e) Complex number
2) Statement r is true while s is false.
Which is false?
3) Which of the following statements is logically equivalent to ?
U 1,2,3...12 A=2,4,6,8,10 B=1,3,5,7,9 C=1,2,3,4
Which of the following set is specified by where x denotes that c is a complement of x