Question
The conjecture "if n is a whole number, than 3n + 1 is a prime number" is disproved by which statement below? Select the correct answer from the following.
a) 3 x2 +1 =7
b) 3 x 6 + 1 =19
c) 3 x 4 + 1 = 13
d) 2 x 8 + 1 = 25
a) 3 x2 +1 =7
b) 3 x 6 + 1 =19
c) 3 x 4 + 1 = 13
d) 2 x 8 + 1 = 25
Answers
GPT 3.5
b) 3 x 6 + 1 = 19