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Q: Is the square root of 54 a rational number?

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No.

No, nor is it a real number. The square root of minus 54 is equal to the square root of plus 45, times i.

The closets number to the square root of 54 is √54 √54 = 7.348... → The closest WHOLE number to the square root of 54 is 7.

The square root of 54 is ~7.35

Example: The square root of 54 The square root of 54 is not an integer, since 54 is not a perfect square. The square root of 54 will be between 7 and 8, since 54 is between 49 and 64. Since 54 is closer to 49 than it is to 64, the square root will be closer to 7 than 8. I'd estimate the square root of 54 to be approximately 7.35 The actual square root is plus or minus 7.3484692 To simplify a square root, search for any factors greater than one that are perfect squares. Since 54 = 9 x 6, the square root of 54 equals the square root of 9 x 6 equals the square root of 9 times the square root of 6. The square root of 9 is 3, so the square root of 54 simplified is 3 times the square root of 6.

It is rational.

54 cubed = 54 x 54 x 54 =157464 and hence square root of 157464 is 396.817

The square root of 2916 is 54.

2 square root 27

Yes

7.34846923

x^2 = 54; take the square root of both sides, so x = +/- square root of 54 , or simplified is +/- 3 times square root of 6.

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