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Q: Is the square root of 289 a rational number?

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17,as 289 is the square of 17

289 is an odd number.

No - The prime factors of 289 are 17 and 17.

No, 288 is, but 289 is not. For a number "x" to be divisible by 4, "x" must be even, and "x/2" must be even as well. 289 is not even. ■ To check whether or not the number is divisible by 4 it is enough to check (as above) that the last two digits of the number are divisible by 4. In this case, it would be to check that 89 is divisible by 4.

389 / 2 = 194.5

Related questions

There is no square root of -289 because it is an imaginary number but the square root of 289 is 17

The square root of 289 is 17 since 172 or 17 * 17 = 289

The square root of 289 is 17

The square root of 289 is ± 17.

The positive square root of 289 is 17.

17*17 = 289 Therefore 17 is the square root of 289

289 is the only one.

yes, 17*17=289, square root of 289 is 17

17

17

It's not possible but the square root of positive 289 is 17

289

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