Question

how many non - square numbers lie between 7^2 and 8^2

Answer 1

Step-by-step explanation:

There are '2n' non square numbers between n² and (n+1)². Here, Given Numbers 7² and 8².

Answer 2

Answer:

14

Step-by-step explanation:

7 and 8 are consecutive numbers .

So, every number lying between 7^2 and 8^2 is a non - perfect square.

number of non - perfect square numbers lying between 7^2 and 8^2 = numbers between 49 and 64

= 64 - 49 - 1 { 1 is subtracted because 64 overlaps}

= 14

Hope it helps