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Negative Exponents

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

MathematicsA student says that \(5x^{-1}+2\) is a polynomial because it contains only \(x\) and numbers. What is the error in the statement?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 25Medium MathematicsWhich expression is not a polynomial because the variable has a negative power?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 25Medium MathematicsWhich expression is a polynomial although it has no x-term?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 25Medium MathematicsWhy is \(x^2+\frac{1}{x^2}\) not a polynomial?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 25Medium MathematicsWhich expression is a cubic polynomial?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 25Medium MathematicsIs the expression \(2x^2+\frac{3}{x}\) a polynomial or not?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 28Easy MathematicsWhy is (x^{-3}+2) not a polynomial?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 28Easy MathematicsRiya claims that \(5x^{-1}+3\) is a polynomial because it contains only the variable \(x\) and numbers. What is the error in Riya's claim?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 28Easy MathematicsRima says that \(7x^{-1}+3\) is a polynomial because it contains only \(x\) and numbers. What is the error in her statement?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 23Expert MathematicsA student says that \(5a^{-1}+2a\) is a polynomial. What is the error in the student's statement?Class 9Introduction to PolynomialsAlgebraic expressionsLevel 22Medium MathematicsWhat is simplified form of (\frac{1}{(a^{-2} b^3)})Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is simplified form of \((x^3 y^{-3})^{-1}\)Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of ( (2^3 \cdot 4^{-1}) )Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of (\frac{a^3 b^{-2}}{a^{-1} b})Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of (\frac{2^{-3}}{2^{-1}})Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is simplified form of ((a^2 b^{-2}))Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of (4^{-1} + 2^{-1})Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is simplified form of (\frac{1}{x^{-2}})Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of (3^{-1} \times 3^2)Class 9Number SystemsExponentsLevel 6Expert MathematicsWhat is value of ((a^{-1})^3)Class 9Number SystemsExponentsLevel 6Expert