Question

Between which two consecutive integers is the square root of 40?

Answer 1

`6 < sqrt40 < 7`

Explanation:

The first few square numbers are:`1,4,9,16,25,36,49,`

`sqrt1 =1`

`sqrt4 =2`

`sqrt9=3`

`sqrt16=4`

`sqrt25=5`

`sqrt36=6`
`color(white)(wwwwww)larr sqrt40" "` lies here
`sqrt49 = 7`

Therefore `sqrt40` is between `6 and 7`