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The square roots of some numbers are rational:
eg sqrt(4) = 2, sqrt(0.04) = 0.2, sqrt(400) = 20
The square roots of some numbers are irrational
eg sqrt(2) = 1.414 (approx), sqrt(0.02) = 0.1414 (approx), sqrt(200) = 14.14 (approx)
The square roots of negative numbers are neither rational nor irrational, but imaginary.
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Continue Learning about Math & Arithmetic
Is the square root of 25 rational or irrational?
They are +5 and -5, which are both rational.
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The square root of 37 is an irrational number
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The square root of 128 is an irrational number.
Is the square root of x and the square root of NEGATIVE x both rational and irrational?
Yes, because when x equals 1, the square root of x is rational and the square root of -x is irrational, and when x equals -1, the square root of x is irrational and the square root of -x is rational.
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