Why √89100 is not a perfect square by digital sum method ?
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Answer:
It is not perfect square because √891 is not perfect square.
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Answer:
√89100 is not a perfect square.
Step-by-step explanation:
A number that is a perfect square never ends in 2, 3, 7 or 8. If your number ends in any of those numbers, you can stop here because your number is not a perfect square.
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