Let Fbe a field, and let a be an al gebraic element of de green and of minimal pol ynomial p(x) over F. Let ßbe an al gebraic element over Fwhose de gree mis relatively prime ton. Determine the degree of Fla, p) over Fand show that p(x) is irreducible over F(B). What is the intersection F(a) FB).

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
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Let Fbe a field, and let a be an al gebraic element
of de green and of minimal pol ynomial p(x) over
F. Let bean al gebraic el ement over F whose de gree
mis relatively prime to n. Determine the degree o,
of
Fla, p) over Fand show that p(x) is irreducible over
FB). What is the intersection F(a)nF(p).
Transcribed Image Text:Let Fbe a field, and let a be an al gebraic element of de green and of minimal pol ynomial p(x) over F. Let bean al gebraic el ement over F whose de gree mis relatively prime to n. Determine the degree o, of Fla, p) over Fand show that p(x) is irreducible over FB). What is the intersection F(a)nF(p).
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