JAMB - Mathematics (2025 - No. 2)

The set {1,2,3,4,5} is equivalent to

{2,3,1,4}

{1,2,3,4,5,5}

{1,2,3,4}

{4,3,1,5,2}

Two or more sets are said to be equivalent when they contain equal elements, denoted by ≡

Original: {1,2,3,4,5}. ≡ {4,3,1,5,2}