Download OU B.Sc 2019 June-July 4th Semester 3120 Mathematics Question Paper

Download OU (Osmania University) BSc (Bachelor of Science - Maths, Electronics, Statistics, Computer Science, Biochemistry, Chemistry & Biotechnology) 2019 June-July 2nd Year 2nd Semester (4th Semester) (2-2) 3120 Mathematics Previous Question Paper

'5 ' Code No.
_ 7 ' FACULW OF SCIENCE
? '6 v;_.j.|,V-Semester (6805) Examination, May IJ une 2019
Subject . Mathematics
? . _ ? . - Paper ? IV (SEC - 2) : (Number Theory)
?iii: ?l3 Max. Marks: 40
?b- Note : Answer ALL the questions.
Hi,
' ' PART? A(2x5= =10Marks)
(Short Answer Type)
m?mosi?ve /
"thatthere are in?nity primes of the form 4n + 3
@m L109 IS divided
then prove that the exponent of the
fPis aprime and k > 0 the
n prove that " ? k -
(u) Prove that the function 4) IS a mul?plicatif?iuzc: PM
0R Ion.