Advertisements
Advertisements
प्रश्न
Squares of which of the following numbers will have 1 (one) at their unit’s place :
(i) 57
(ii) 81
(iii) 139
(iv) 73
(v) 64
Advertisements
उत्तर
The square of the following numbers will have 1 at their units place as (1)2 = 1, (9)2 = 81
81 and 139 i.e., (i) and (iii)
APPEARS IN
संबंधित प्रश्न
Find the number of digits in the square root of the following numbers (without any calculation).
64
Find the least number that must be subtracted from the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
402
Find the least number which must be added to the following number so as to get a perfect square. Also find the square root of the perfect square so obtained.
252
These are 500 children in a school. For a P.T. drill they have to stand in such a manner that the number of rows is equal to number of columns. How many children would be left out in this arrangement?
Find the square of the following by long division method:
12544
Find the square root the following by long division method:
152547201
Find the least number which must be subtracted from the following numbers to make them a perfect square:
194491
Find the value of `sqrt5` correct to 2 decimal places; then use it to find the square root of `(3-sqrt(5))/(3+sqrt(5)` correct to 2 significant digits.
By what smallest number should 216 be divided so that the quotient is a perfect square. Also find the square root of the quotient.
Find the square root of the following by long division method.
27.04
