10. Show that every irreducible polynomial in Z,[x] is a divisor of xP" 11. Let F be a finite field of p" elements containing the prime subfield Z,. Show that if c e F is a generator of the cyclic group (F*, ) of nonzero elements of F, then deg(a 7) - x for some n.

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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+x + 1, respectively.
Using the results of this section, show that Z2@) = Z2(B).
%3D
10. Show that every irreducible polynomial in Z,[x] is a divisor of xP"
11. Let F be a finite field of p" elements containing the prime subfield Z,p. Show that if a e F is a generator of
the cyclic group (F*, ) of nonzero elements of F, then deg(a, Z,) = n.
- x for some n.
12. Show that a finite field of p" elements has exactly one subfield of pm elements for each diyisor m of
13
Shou
n"
Transcribed Image Text:+x + 1, respectively. Using the results of this section, show that Z2@) = Z2(B). %3D 10. Show that every irreducible polynomial in Z,[x] is a divisor of xP" 11. Let F be a finite field of p" elements containing the prime subfield Z,p. Show that if a e F is a generator of the cyclic group (F*, ) of nonzero elements of F, then deg(a, Z,) = n. - x for some n. 12. Show that a finite field of p" elements has exactly one subfield of pm elements for each diyisor m of 13 Shou n"
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