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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।

MathematicsIf (\sqrt{x}=9) then what is (x)?Class 9Number SystemsReal NumbersExpert MathematicsIf (a=\sqrt{3}) and (b=\sqrt{12}) then what is (a+b)?Class 9Number SystemsReal NumbersExpert MathematicsWhich decimal expansion represents an irrational number?Class 9Number SystemsIrrational numbersExpert MathematicsIf (x=\sqrt{7}) then (x+\frac{1}{x}) is what type of number?Class 9Number SystemsIrrational numbersExpert MathematicsWhat is the simplified form of (\sqrt{18}+\sqrt{50})?Class 9Number SystemsReal NumbersExpert MathematicsWhich of the following is irrational?Class 9Number SystemsIrrational numbersExpert MathematicsIf (a=\sqrt{5}-2) then what is ((a+2)^2)?Class 9Number SystemsReal NumbersExpert MathematicsWhich number is equal to (\sqrt{72})?Class 9Number SystemsReal NumbersExpert MathematicsIf (x=\sqrt{2}+\sqrt{3}) then what is the value of (x^2)?Class 9Number SystemsReal NumbersExpert MathematicsWhich is the correct classification of real numbers?Class 9Number SystemsReal NumbersHard MathematicsIf (a=\sqrt{2}) then (a+\frac{1}{a}) is what type of number?Class 9Number SystemsIrrational numbersHard MathematicsWhich decimal represents an irrational number?Class 9Number SystemsIrrational numbersHard MathematicsIf (x=\sqrt{14}) then what is (x^2-10)?Class 9Number SystemsReal NumbersHard MathematicsWhich number is both rational and an integer?Class 9Number SystemsRational numbersHard MathematicsWhat is the value of (\sqrt{125}-\sqrt{5})?Class 9Number SystemsReal NumbersHard MathematicsWhat is the simplified form of (\sqrt{72})?Class 9Number SystemsReal NumbersHard MathematicsIf a rational number has an infinite decimal expansion then it will be?Class 9Number SystemsDecimal representationHard 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 NumbersHard MathematicsWhich number is not an integer?Class 9Number SystemsReal NumbersHard MathematicsWhat is the simplified form of (\sqrt{24}+\sqrt{54})?Class 9Number SystemsReal NumbersHard