Problem 2: Compute without a calculator: (A) 1/5 mod 13 (B) 1/5 mod 7 (C) 3.2/5 mod 7 Problem 3: For each of the following find an integer x that satisfies the equation: (A) 5x = 4 mod 3 (B) 7x = 6 mod 5 (C) 9x = 8 mod 7

Advanced Engineering Mathematics
10th Edition
ISBN:9780470458365
Author:Erwin Kreyszig
Publisher:Erwin Kreyszig
Chapter2: Second-order Linear Odes
Section: Chapter Questions
Problem 1RQ
Question

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Problem 2: Compute without a calculator:
(A) 1/5 mod 13
(B) 1/5 mod 7
(C) 3.2/5 mod 7
Problem 3: For each of the following find an integer x that satisfies the
equation:
(A) 5x = 4 mod 3
(B) 7x = 6 mod 5
(C) 9x
=
8 mod 7
Transcribed Image Text:Problem 2: Compute without a calculator: (A) 1/5 mod 13 (B) 1/5 mod 7 (C) 3.2/5 mod 7 Problem 3: For each of the following find an integer x that satisfies the equation: (A) 5x = 4 mod 3 (B) 7x = 6 mod 5 (C) 9x = 8 mod 7
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