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प्रश्न
What will be the unit digit of the square of the given number?
81
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उत्तर
- 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.
- Since the given number has its unit’s place digit as 1, its square will end with the unit digit of the multiplication (1 ×1 = 1), i.e., 1
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संबंधित प्रश्न
What will be the unit digit of the square of the following number?
26387
Find the least number which must be added to the following numbers to make them a perfect square:
4515600
Find the greatest number of 5 digits which is a perfect square.
Find the value of:
\[\frac{\sqrt{441}}{\sqrt{625}}\]
Find the value of:
\[\frac{\sqrt{1587}}{\sqrt{1728}}\]
Without doing the actual addition, find the sum of:
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23
Write three sets of Pythagorean triplets such that each set has numbers less than 30.
The number of non-square numbers between 242 and 252 is ______
The units digit in the square of 1294 is ______.
A perfect square number has four digits, none of which is zero. The digits from left to right have values that are: even, even, odd, even. Find the number.
