Show an example of an irrational number between 9 and 11.

A. √20
B. √100
C. √10
D. √99

7 answers

A. √20
What is the least integer whose square root is an irrational number between 5 and 7?
The least integer whose square root is between 5 and 7 is 26, since √26 is approximately 5.1.
What is the least integer whose square root is an irrational number between 5 and 7?
A. 13
B. 25
C. 26
D. 6
The correct answer is C. 26.

The square root of 26 is approximately 5.099, which is between 5 and 7.
Show an example of a rational number that is between √10 and √11.
A. 3.1
B. 10/3
C. 16/5
D. 3.4
B. 10/3