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Rational Functions
A rational function can have a variable like "x" in the numerator AND the denominator. When this happens, there are some special rules and properties to consider.
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Evaluate
\[ \sqrt{ 25 } .\]
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by Brilliant Staff
Which of the following is the positive square root of 144?
NOTE: The notation \( \sqrt{144} \) means the same thing; that is, it indicates by default the positive square root. If both roots are desired the notation \( \pm \sqrt{144} \) is used.
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What is the positive square root of 1?
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What is the positive square root of 9?
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The positive square root of a number \(X\) is 4. What is \(X\)?
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