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Irrational Numbers

Class 9 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsIf (x=\sqrt{13}) then what type of number is (x)?Class 9Number SystemsIrrational numbersLevel 1Expert MathematicsWhich pair is both rational?Class 9Number SystemsRational numbersLevel 1Expert MathematicsWhich decimal expansion represents an irrational number?Class 9Number SystemsIrrational numbersLevel 1Expert MathematicsIf (x=\sqrt{7}) then (x+\frac{1}{x}) is what type of number?Class 9Number SystemsIrrational numbersLevel 1Expert MathematicsWhich of the following is irrational?Class 9Number SystemsIrrational numbersLevel 1Expert MathematicsWhich is the correct classification of real numbers?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsIf (a=\sqrt{2}) then (a+\frac{1}{a}) is what type of number?Class 9Number SystemsIrrational numbersLevel 3Hard MathematicsWhich decimal represents an irrational number?Class 9Number SystemsIrrational numbersLevel 3Hard MathematicsWhat is the simplified form of (\sqrt{18}+\sqrt{8})?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsRiya writes the number \(0.101001000100001\ldots\), in which the number of zeros between successive 1s keeps increasing. She says that since the number contains only 0 and 1, it is rational. What is the correct evaluation of Riya’s statement?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsWhich statement is not correct?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsA student claims that every non-terminating decimal is irrational. Which of the following numbers proves the student's claim wrong?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsWhich option is an example of rational numbers?Class 9Number SystemsRational numbersLevel 3Hard MathematicsIf (x=\sqrt{6}) then what is (x\times x)?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsA student says, “Every number with a non-terminating decimal expansion is irrational.” Which of the following examples disproves the student's statement?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsIf (a) is rational and (b) is irrational then (a+b) is generally?Class 9Number SystemsIrrational numbersLevel 3Hard MathematicsWhich number is not rational?Class 9Number SystemsIrrational numbersLevel 3Hard MathematicsA student claims that the number \(0.101001000100001\ldots\) is rational because its decimal expansion contains only 0 and 1. What is the correct evaluation of this claim?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsWhich statement is false?Class 9Number SystemsReal NumbersLevel 3Hard MathematicsWhich pair is both irrational?Class 9Number SystemsIrrational numbersLevel 3Hard