Obtain the Conjunctive Normal Form of (x^y) V (-x^y)

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$xy+x'y=(xy+x')(xy+y)=(x+x')(x'+y)(x+y)(y+y)=$

$=(x'+y)(x+y)y$

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Let A be the set {1,2,3,4,5,6}.Which orders pairs are in the following relations on A. (iv) R4 = {(a,b) : a + b ≤ 5}
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1. State the Dijkstra’s algorithm for a directed weighted graph with all non-negative edge weights.

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Question ID: mtid-5-stid-8-sqid-426-qpid-313