IKMC 2027 - Grades 9-10 - Self-study SET 8 - Thematic Batch 3 Question 16

IKMC · IKMC 2027 - Grades 9-10 - Self-study SET 8 - Thematic Batch 3

Question 16

How many positive integers n satisfy that 3 n²−3n+20 is divisible by n−1?

1. 0
2. 2
3. 4
4. 6
5. 10