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Which number has square (19) and is positive?
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Answer and explanation
Correct answer: (\sqrt{19})
The positive number is (\sqrt{19}) because ((\sqrt{19})^2=19). Since (19) is not a perfect square, it is irrational.
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What is the correct answer to this question?
(\sqrt{19})
Why is this the correct answer?
The positive number is (\sqrt{19}) because ((\sqrt{19})^2=19). Since (19) is not a perfect square, it is irrational.
Which subject and chapter does this question cover?
This is a Class 9 Mathematics question. Chapter: Number Systems. Topic: Irrational numbers.
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