Question

Which of the following is a counterexample to that statement “All prime numbers are odd”
a:The statement has no counterexamples b: 21 is a prime number, but not odd
c:15 is an odd number, but not a prime number D: 2 is a prime number, but not odd

Answer 1

?

Answer 2

a counterexample would be \(9\)

Answer 3

wouldnt it be D. 2 is a prime number, nut not odd??

Answer 4

A counter example would be 2

Answer 5

So yes, @elizabho , D

Answer 6

thank yu

Answer 7

yeah it would be 2, i can't read

Answer 8

You're welcome!