The square root of 25 is 5, which is not between 5 and 7.
The square root of 26 is an irrational number, but it is not between 5 and 7.
The square root of 6 is an irrational number, but it is not between 5 and 7.
The square root of 13 is an irrational number and is between 5 and 7.
Therefore, the least integer whose square root is an irrational number between 5 and 7 is 13.
So the correct answer is 13.
What is the least integer whose square root is an irrational number between 5 and 7?
13
6
26
25
1 answer