Question

The value root of 40 of lies between which two consecutive integers

Answer 1

When you square +6 or -6 you get 36. That's less than 40.

When you square +7 or -7, you get 49. That's more than 40.

So one of the square roots of 40 is between +6 and +7, and
the other square root of 40 is between -7 and -6 .