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What Will Be the Unit Digit of the Squares of the Following Numbers? 26387 - Mathematics

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ConceptProperties of Square Numbers

Question

What will be the unit digit of the squares of the following numbers?

26387

Solution

We know that if a number has its unit’s place digit as a, then its square will end with the unit digit of the multiplication a × a.

26387:

Since the given number has its unit’s place digit as 7, its square will end with the unit digit of the multiplication (7 × 7 = 49) i.e., 9.

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APPEARS IN

 NCERT Solution for Mathematics Textbook for Class 8 (2018 to Current)
Chapter 6: Squares and Square Roots
Ex. 6.1 | Q: 1.06 | Page no. 96

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Solution What Will Be the Unit Digit of the Squares of the Following Numbers? 26387 Concept: Properties of Square Numbers.
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