2. The following numbers are not perfect squares. Give reason : (i) 21 – InterviewSolution

1.	2. The following numbers are not perfect squares. Give reason : (i) 2157 (ii) 143543 (iii) 8318 (iv) 22242 3. The following numbers are not square numbers. Give reason : (i) 324000 (ii) 79622 (iii) 84000 (iv) 505050
Answer» they all are ENDING with 2,3,7,8they all are not PERFECT SQUARES because the ending NUMBERS is not a perfect squares

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