Mathematics - CSIR NET, GATE, SET & NBHM: IFAS
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#Q2 Find the degree of minimal polynomial for โˆš(-3)+โˆš2 over Q
Anonymous Quiz
9%
2
58%
4
21%
6
12%
8
#Q5 Algebraic closure of any field is/are
Anonymous Quiz
15%
2
60%
Infinite
18%
1
8%
6
#Q7 Find [GF (729):GF (9)] and [GF (64):GF (8)]
Anonymous Quiz
16%
2, 3
22%
4, 5
47%
3, 2
16%
5, 4
#Q8 Number of generators of the group GF(81)* are
Anonymous Quiz
14%
10
37%
40
34%
16
14%
32
#Q9 Let F be any finite field and F* be the group with multiplication. Then all the finite subgroups of F*
Anonymous Quiz
5%
Not normal
33%
Non-cyclic
21%
Only one will be cyclic
42%
Abelian
#Q10 Let GF(1024) be any field then No. of subfields of order 32 is
Anonymous Quiz
34%
4
23%
7
23%
9
20%
1
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เคนเคพเคฐ เคจเคนเฅ€ เคฎเคพเคจเคจเคพ | เคจเคฏเคพ เคธเคพเคฒ เคจเคฏเคพ เคœเฅ‹เคถ

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๐ƒ๐š๐ฒ ๐Ÿ• | ๐ƒ๐ข๐š๐ ๐จ๐ง๐š๐ฅ๐ข๐ณ๐š๐ญ๐ข๐จ๐ง | ๐†๐ฎ๐š๐ซ๐š๐ง๐ญ๐ž๐ž๐ ๐๐ฎ๐ž๐ฌ๐ญ๐ข๐จ๐ง | ๐†๐š๐ญ๐ž ๐Ÿ๐ŸŽ๐Ÿ๐Ÿ”

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โค2
#Q2 Let F be an extension field of K. Define L= {ฮฑ โˆˆF โˆถ ฮฑ is algebric over K} then
Anonymous Quiz
6%
L is never a subfield of K
54%
L is subfield of K
20%
L is only a subring of K
20%
L is a subfield of F
#Q3 Let K be a field and F is a subfield of K, then what should be the external composition between F and K such that K forms vector space over F.
Anonymous Quiz
23%
With multiplication of F
57%
With multiplication of k
13%
Addition of F
7%
None of these options
#Q4 Which of the following statement is/are true if (R,+,โˆ™) be a ring and F < R and (F,+,โˆ™) is a field and external composition is same as multiplication in R
Anonymous Quiz
15%
R over F always form a vector space
56%
R over F forms vector space if unity of R is same as unity of F
26%
R over F is vector space always if unity of R is not same as unity of F
3%
R over F never forms a vector space