Advertisements
Advertisements
प्रश्न
What will be the unit digit of the square of the given number?
55555
Advertisements
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 5, its square will end with the unit digit of the multiplication (5 × 5 = 25) i.e., 5.
APPEARS IN
संबंधित प्रश्न
What will be the unit digit of the square of the given number?
272
What will be the unit digit of the square of the given number?
3853
What will be the unit digit of the square of the given number?
12796
Find the least number which must be added to the following numbers to make them a perfect square:
4931
The cost of levelling and turfing a square lawn at Rs 2.50 per m2 is Rs 13322.50. Find the cost of fencing it at Rs 5 per metre.
Find the value of:
\[\frac{\sqrt{441}}{\sqrt{625}}\]
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.
There are 200 natural numbers between 1002 and 1012.
Using distributive law, find the square of 101
