I need the answer as soon as possible a. The relation x = y if and only if x mod 4 ==y mod 4 is an equivalence relation. Use thisequivalence relation to partition the set {2, 4,5, 6, 9, 23, 24, 31, 37} into equivalenceclasses.b. How many substrings "aab" are there inwwkw, where w = aabbaab?%3Dc. Prove that (L®)* = (L*)R for all languages L.

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Answered: a. The relation x = y if and only if x…

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Please help me Note: a=5, b=9, c=7, e=1

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a. The relation x = y if and only if x mod 4 == y mod 4 is an equivalence relation. Use this equivalence relation to partition the set {2, 4, 5, 6, 9, 23, 24, 31, 37} into equivalence classes.