Using prime factorisation method, find which of these are perfect squares eg 169,170,189,2048,2916,3549
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Step-by-step explanation:
1)189 - not a perfect square
2)225- perfect square
3)2048- not a perfect square
4)343- not a perfect square
5)2916-perfect square
6)11025-perfect square
7)3549- not a perfect squ
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