MAT1362 Quiz 8 Spring/Summer 2023
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MAT1362 Quiz 8 7 July 2023
Spring/Summer 2023
You are allowed to use any definition defined in lectures. You need to justify all your steps. You are only allowed to submit a pdf file.
1. Let p be a prime, and let n ∈ N. Show that for all x ∈ Z
xpn = x mod p.
Justify all your steps. Your are only allowed to use the material covered in this course.
2. Let p be a prime. Show that for all x ∈ Z
6xp7 − 4xp6 − 2xp5 + 4xp4 − xp3 − 2xp2 − xp
is divisible by p.
2023-07-22