Advertisements
Advertisements
Question
The following number are obviously not perfect square. Give reason
1057
Advertisements
Solution
- The square of numbers may end with any one of the digits 0, 1, 5, 6, or 9. Also, a perfect square has even number of zeroes at the end of it.
- 1057 has its unit place digit as 7. Therefore, it cannot be a perfect square.
APPEARS IN
RELATED QUESTIONS
What will be the unit digit of the square of the given number?
799
What will be the unit digit of the square of the given number?
12796
The following number are obviously not perfect square. Give reason.
64000
Find the least number which must be subtracted from the following numbers to make them a perfect square:
2361
Find the least number which must be added to the following numbers to make them a perfect square:
4515600
The number of perfect square numbers between 300 and 500 is ______
Find the length of a room whose area is `153/10` sq.m and whose breadth is `2 11/20` m
The square of 86 will have 6 at the units place.
There are 200 natural numbers between 1002 and 1012.
A number having 7 at its ones place will have 3 at the units place of its square.
