Advertisements
Advertisements
प्रश्न
What will be the unit digit of the square of the following number?
99880
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 0, its square will have two zeroes at the end. Therefore, the unit digit of the square of the given number is 0.
संबंधित प्रश्न
The following number are obviously not perfect square. Give reason.
7928
The following number are obviously not perfect square. Give reason.
64000
The following number are obviously not perfect square. Give reason.
222000
Without doing the actual addition, find the sum of:
1 + 3 + 5 + 7 + 9 + 11 + 13 + 15 + 17 + 19 + 21 + 23
Without doing the actual addition, find the sum of:
1 + 3 + 5 + 7 + 9 + ………………… + 51 + 53
Find the square of the following number
17
225 square shaped mosaic tiles, area 1 square decimeter exactly cover a square shaped verandah. How long is each side of the square shaped verandah?
The square of 86 will have 6 at the units place.
A number having 7 at its ones place will have 3 at the units place of its square.
Using distributive law, find the square of 101
