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What Will Be the Units Digit of the Square of the Following Number? 78367 - Mathematics

What will be the units digit of the square of the following number? 

 78367 

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Solution

The units digit is affected only by the last digit of the number. Hence,  we only need to examine the square of its last digit. 

 Its last digit is 7. Hence, the units digit is the last digit of 49 (49 = 72), which is 9.

  Is there an error in this question or solution?
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APPEARS IN

RD Sharma Class 8 Maths
Chapter 3 Squares and Square Roots
Exercise 3.2 | Q 4.4 | Page 19
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