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The Following Numbers Are Obviously Not Perfect Squares. Give Reason. 89722 - CBSE Class 8 - Mathematics

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Question

The following numbers are obviously not perfect squares. Give reason.

89722

Solution

The square of numbers may end with any one of the digits 0, 1, 5, 6, or 9. Also, a perfect square has even number of zeroes at the end of it.

89722 has its unit place digit as 2. Therefore, it cannot be a perfect square.

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APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 8 (2018 to Current)
Chapter 6: Squares and Square Roots
Ex. 6.10 | Q: 2.6 | Page no. 96

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Solution The Following Numbers Are Obviously Not Perfect Squares. Give Reason. 89722 Concept: Properties of Square Numbers.
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