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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
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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