Question

How many non square numbers lie between 40square and 41square

Answer 1

(41)^2 - (40)^2
1681-1600= 81
THEREFORE 81 NON SQUARE NO. LIE B/W 41^2 AND 40^2

Answer 2

Answer:

TO FIND THE NON SQUARE NUMBERS THAT LIE BETWEEN 40^{2} and 41^{2}:

Here the smallest number among the 2 is 40^{2}, So the easiest way is to multiply 2 with 40

; 40 * 2 = 80

Hence, 80 non - square numbers lie in between 40^{2} and 41^{2}