Online Course Discussion Forum

MCIII Number Theory 3.12 and 3.13

 
 
Picture of Tina Jin
Re: MCIII Number Theory 3.12 and 3.13
by Tina Jin - Sunday, 14 January 2024, 10:54 AM
 
I still need help on 3.13. I used the quadratic formula and the discriminant to get |k|≥2. How do you prove all |k|≥3 will work?