Yes, the number of zeros at the end of a square is always even. This is because squaring doubles the count of trailing zeros. So, if a number ends in an odd number of zeros, its square ends with even ...
Category: Class 8 Maths
NCERT Solutions for Class 8 Maths all chapters updated for academic session 2020-2021.
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Among the given numbers, only 462 and 562 have 6 in the units place. We can find this by simply checking the last digit of each number. All others end in digits other than 6, so they do not qualify. Class ...
Here are five such numbers: 73, 88, 102, 57 and 69. All these numbers end with 3, 8, 2, 7 or 9. Except 9, the others never appear as the unit digit of square numbers, so they are not squares. Class ...
Yes, we can definitely say this. No square number ends in 2, 3, 7 or 8. So, if a number ends with any of these digits, it cannot be a perfect square. This rule helps quickly eliminate such numbers. Class 8 ...
No, a number ending in 0, 1, 4, 5, 6 or 9 is not always a square. While all square numbers do end with these digits, not every number with these digits is a square. For example, 26 ends in ...