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Class 9 Mathematics

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

MathematicsWhat is obtained after simplifying (6x-(3x-(5x-8)))?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich expression represents adding 4xy to the square of the difference of x and y?Class 9Introduction to PolynomialsAlgebraic expressionsMediumMathematicsWhat is obtained after simplifying (8x^2-6xy+y^2-3x^2+9xy-5y^2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhat is the difference between the total degree and the power of (y) in (x^3y^2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich term should be removed from (2x^2+5x+3) so that only (2) terms remain and no constant term remains?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsIf (x=3), what is the value of (2x(x-5)+4x^2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhat is obtained by subtracting (3x^2+2x-5) from (9x^2-4x+1)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich expression is obtained by adding (x^2+4x-8) to (2x^2-5x+3)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich of the following expressions is a polynomial in the variable \(x\)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhat is the sum of (6x^2-3x+2) and (-2x^2+7x-9)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhat is obtained after simplifying 2a² + 3ab − b² − (a² − 4ab + 2b²)?Class 9Introduction to PolynomialsAlgebraic expressionsHardMathematicsWhich of the following expressions is a polynomial in the variable x only?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhat is obtained after simplifying (7x^2-2xy+3y^2-4x^2+6xy-8y^2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich term should be removed from (2x^2+3x+5) so that the expression has no constant term?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich of the following expressions is a fourth-degree polynomial with an irrational coefficient?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsWhich expression is obtained by adding (-x^2+5xy-4y^2) to (2x^2-3xy+y^2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsIf (x^2=9) and (x=3), what is the value of (4x^2-5x+2)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsRima 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 expressionsExpertMathematicsWhich expression is obtained by adding (x^2+x-4) to (2x^2-3x+1)?Class 9Introduction to PolynomialsAlgebraic expressionsExpertMathematicsAfter simplifying (3xy-2x+4xy+7x-5y), which term will not remain?Class 9Introduction to PolynomialsAlgebraic expressionsExpert

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