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Which option is not a real number?
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Answer and explanation
Correct answer: (\sqrt{-9})
(\sqrt{-9}) is not a real number, while the others are real. In exams do not take the square root of a negative number in the real number system.
Frequently asked questions
What is the correct answer to this question?
(\sqrt{-9})
Why is this the correct answer?
(\sqrt{-9}) is not a real number, while the others are real. In exams do not take the square root of a negative number in the real number system.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Irrational numbers and real numbers.
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