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प्रश्न
Write the possible unit's digits of the square root of the following number. Which of these number is odd square root?
99856
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उत्तर
The unit digit of the number 99856 is 6. So, the possible unit digits are 4 or 6 (Table 3.4). Since its last digit is 6 (an even number), it cannot have an odd number as its square root.
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