Question

Which of the following is a rational number?

square root 15 square root 16, square root 21, square root 22

Answer 1

i think that its the square root of 16.

Explanation:

The square root of 16 is 4, which is an integer, and therefore rational.

Answer 2

Answer: B, the square root of sixteen.

Step-by-step explanation: The square root of sixteen is four, which is an integer- integers are rational numbers.