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Number Systems

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

MathematicsWhich statement is not correct?Class 9Number SystemsReal NumbersHard Mathematics(0.5000\ldots) is equal to?Class 9Number SystemsDecimal representationHard MathematicsA student claims that every non-terminating decimal is irrational. Which of the following numbers proves the student's claim wrong?Class 9Number SystemsReal NumbersHard MathematicsWhich option is an example of rational numbers?Class 9Number SystemsRational numbersHard MathematicsIf (x=\sqrt{6}) then what is (x\times x)?Class 9Number SystemsReal NumbersHard MathematicsWhat is the simplified form of (\sqrt{20}+\sqrt{5})?Class 9Number SystemsReal NumbersHard MathematicsWhich number has a terminating decimal expansion?Class 9Number SystemsDecimal representationHard MathematicsWhat is the value of (\sqrt{81}+\sqrt{1})?Class 9Number SystemsReal NumbersHard MathematicsIf (a) is rational and (b) is irrational then (a+b) is generally?Class 9Number SystemsIrrational numbersHard MathematicsWhich is the smallest set containing (-4)?Class 9Number SystemsReal NumbersHard MathematicsWhich number is not rational?Class 9Number SystemsIrrational numbersHard 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 NumbersHard MathematicsIf (x=0.454545\ldots) then (x) isClass 9Number SystemsDecimal representationHard MathematicsWhat is the value of (\frac{\sqrt{32}}{\sqrt{2}})?Class 9Number SystemsReal NumbersHard MathematicsWhich statement is false?Class 9Number SystemsReal NumbersHard MathematicsWhich pair is both irrational?Class 9Number SystemsIrrational numbersHard MathematicsIf (x=\sqrt{11}) then (x) isClass 9Number SystemsIrrational numbersHard MathematicsWhat is the value of (\sqrt{45}-\sqrt{5})?Class 9Number SystemsReal NumbersHard MathematicsWhich decimal expansion represents a rational number?Class 9Number SystemsDecimal representationHard Mathematics(1-\sqrt{3}) is what type of number?Class 9Number SystemsIrrational numbersHard