Advertisements
Advertisements
प्रश्न
By just examining the units digit, can you tell which of the following cannot be whole square?
1026
उत्तर
If the units digit of a number is 2, 3, 7 or 8, the number cannot be a whole square.
1026 has 6 as the units digit, so it is possibly a perfect square.
APPEARS IN
संबंधित प्रश्न
Find the square root of the following number by the prime factorisation method.
8100
For the following number, find the smallest whole number by which it should be divided so as to get a perfect square number. Also find the square root of the square number so obtained.
396
By just examining the unit digit, can you tell which of the following cannot be whole square?
1023
Find the square root the following by prime factorization.
47089
Find the square root the following by prime factorization.
24336
Find the smallest number by which 147 must be multiplied so that it becomes a perfect square. Also, find the square root of the number so obtained.
Write the prime factorization of the following number and hence find their square root.
7744
Out of 745 students, maximum are to be arranged in the school field for a P.T. display, such that the number of rows is equal to the number of columns. Find the number of rows if 16 students were left out after the arrangement.
Is 90 a perfect square?
If `root(3)(1906624) xx sqrt(x)` = 3100, find x
