Question

Which of the following is a rational number?
square root 1
square root 2
square root 3
square root 5

Answer 1

a rational number is a number that can be written as a ratio of 2 numbers.

Answer 2

use calculator dude....

Answer 3

@leong stop discouraging this poor guy :(

Answer 4

You see, square root of 1 is just 1, but square root of 2, 3 and 5 are infintely long.
Therefore the 1 can be expressed as a fraction lie this 1/1

Answer 5

Square root of 1 is the rational number Final answer.

Answer 6

thank you !

Answer 7

No problem!

Answer 8

The square root of any prime number, is irrational

Answer 9

@science00000 I rational number is a number that can be written as the ratio of two \(\mathbf{integers}\).

Clearly \(\frac{\pi}{1}\) is the ratio of two NUMBERS but it is NOT rational.