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In which option is the sum of a rational and an irrational number irrational?
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Answer and explanation
Correct answer: (4+\sqrt{13})
(4) is rational and (\sqrt{13}) is irrational, so the sum is irrational. In exams identify square roots of perfect squares first.
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What is the correct answer to this question?
(4+\sqrt{13})
Why is this the correct answer?
(4) is rational and (\sqrt{13}) is irrational, so the sum is irrational. In exams identify square roots of perfect squares first.
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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