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Mathematics

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

MathematicsWhat is the value of \( \left(\frac{1}{5-\sqrt{21}}\right)+\left(\frac{1}{5+\sqrt{21}}\right) \)?Class 9Number SystemsReal NumbersLevel 2Hard MathematicsWhat is the simplified form of √5 + √20 + √45?Class 9Common QuestionsSquares and Square RootsLevel 2Medium MathematicsIf \(0.12112211122211112222\ldots\) is non-terminating and non-repeating, what type of number is it?Class 9Number SystemsIrrational numbersLevel 2Easy MathematicsWhat is the decimal expansion of the simplified fraction \(\frac{35}{154}\)?Class 9Number SystemsDecimal representationLevel 2Medium MathematicsWhat is the value of ((4+√7)/(4−√7)+(4−√7)/(4+√7))?Class 9Number SystemsReal NumbersLevel 2Hard MathematicsWhat is the value of 1/(2 + √3) + 1/(2 − √3)?Class 9Number SystemsReal NumbersLevel 5Hard MathematicsWhat is the value of 1/(√3 − √2) − 1/(√3 + √2)?Class 9Number SystemsReal NumbersLevel 5Hard MathematicsIf \(x=\sqrt5+2\), what is the value of \(x+\frac1x\)?Class 9Number SystemsReal NumbersLevel 1Medium MathematicsIf \(x=3-\sqrt5\), what is \(\frac1x\)?Class 9Number SystemsProof of irrationality of square root 2 and square root 3Level 1Medium MathematicsWhat is the value of √12 + √75 − √48 − √27?Class 9Number SystemsReal NumbersLevel 1Medium MathematicsWhat is the value of \(\frac{1}{3-\sqrt7}+\frac{1}{3+\sqrt7}\)?Class 9Number SystemsReal NumbersLevel 1Medium MathematicsWhat is the simplified form of √2 + √8 + √18?Class 9Number SystemsIrrational numbersLevel 1Medium MathematicsIf 0.01001000100001... is non-terminating and non-repeating, what type of number is it?Class 9Number SystemsIrrational numbersLevel 1Medium MathematicsWhat will be the decimal expansion of the simplified form of 105/126?Class 9Number SystemsDecimal representationLevel 1Medium MathematicsWhat is the value of (3 + √2)/(3 − √2) + (3 − √2)/(3 + √2)?Class 9Number SystemsReal NumbersLevel 5Hard MathematicsWhat is obtained by simplifying √980?Class 9Common QuestionsSquares and Square RootsLevel 1Medium MathematicsWhat is the simplified surd form of √675?Class 9Common QuestionsSquares and Square RootsLevel 1Medium MathematicsWhat is the value of \(\left|\sqrt{36}-\sqrt{121}\right|\)?Class 9Number SystemsReal NumbersLevel 3Medium MathematicsWhat type of decimal is 41/500?Class 9Number SystemsDecimal representationLevel 3Medium MathematicsWhat is the correct statement about the decimal form of 7/66?Class 9Number SystemsDecimal representationLevel 3Medium