Advertisements
Advertisements
Question
Show that the following number is not perfect square:
4058
Advertisements
Solution
A number ending with 2, 3, 7 or 8 cannot be a perfect square.
Its last digit is 8. Hence, 4058 is not a perfect square.
APPEARS IN
RELATED QUESTIONS
Show that each of the following numbers is a perfect square. Also, find the number whose square is the given number in each case:
4761
Which of the following numbers are perfect square?
32
Using prime factorization method, find which of the following numbers are perfect square?
11025
By what number should each of the following numbers be multiplied to get a perfect square? Also, find the number whose square is the new number.
4056
Show that the following number is not perfect square:
22453
13 and 31 is a strange pair of numbers such that their squares 169 and 961 are also mirror images of each other. Find two more such pairs.
A square number will not have odd number of zeros at the end
There is a large square portrait of a leader that covers an area of 4489 cm2. If each side has a 2 cm liner, what would be its area?
How many square metres of carpet will be required for a square room of side 6.5 m to be carpeted.
A three digit perfect square is such that if it is viewed upside down, the number seen is also a perfect square. What is the number?
(Hint: The digits 1, 0 and 8 stay the same when viewed upside down, whereas 9 becomes 6 and 6 becomes 9.)
