The answer is the square root of 4.
2 * 2 = 4
2 is a rational number; therefore, the square root of 4 is a rational number.
Answer:
Square root of 4
Step-by-step explanation:
First we need to find the square root of each of these numbers
Square root of 2: 1.41421356 and so on
Square root of 3: 1.73205080 and so on
Square root of 4: 2----- this is the only rational number
Square root of 5: 2.2360679 and so on
