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Q: Is the square root of 45 rational or irrational?

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45 is a rational number

No because all integers positive or minus are rational numbers

Rational. Unless it extends past the .45, and it doesn't repeat infinitely, it's rational.

Square root of 45 times square root of 45 = 45

45 is the square root of 2,025 (45 x 45 = 2025).

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It is irrational

irrational

sqrt 45 = sqrt 5 x sqrt 9 = 3 sqrt 5. Sqrt 5 is irrational so 3 root 5 is also irrational.

irrational

It is the square root of 14.25 which is an irrational number

45 is a rational number

The square root of 45

Rational 0.45 = 45 / 100

6^2 is 367^2 is 49so, the square root of 45 is between these two but is an irrational number close to6.708203932

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

Integers are rational numbers.

-.45 is rational. Rational numbers are numbers that can be written as a fraction. Irrational numbers cannot be expressed as a fraction.

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