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

MathematicsWhich of the following is a quadratic polynomial in \(x\) that has two distinct real zeroes?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 74Hard MathematicsWhich of the following becomes a quadratic expression in \(x\) after simplification?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 74Hard MathematicsWhich of the following expressions is a quadratic expression in the variable \(y\)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhich of the following polynomials is a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 73Medium MathematicsWhich of the following trinomials is correctly identified as a perfect-square trinomial?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Expert MathematicsWhich of the following trinomials is a perfect-square trinomial and can therefore be factorised as the square of the same binomial?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Expert MathematicsWhich of the following expressions can be factorised directly using the identity for the sum of cubes, \(a^3+b^3=(a+b)(a^2-ab+b^2)\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Hard MathematicsIf the first and last terms of a trinomial are perfect squares, what condition must its middle term satisfy for the trinomial to be identified as a perfect-square trinomial?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Hard MathematicsWhich of the following expressions can be classified as the square of a sum of two terms?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 62Expert MathematicsWhich of the following trinomials can be identified as the square of a binomial?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 64Hard MathematicsWhich of the following trinomials is not a perfect square trinomial?Class 9Exploring Algebraic IdentitiesAlgebraic identitiesLevel 63Hard MathematicsWhich of the following expressions represents a linear polynomial?Class 9Introduction to PolynomialsLinear growth and decayLevel 40Easy MathematicsIn a shop, if \(x\) represents the number of discount coupons, the net amount is \(B(x)=120-8x\). A student calls it a constant polynomial because 120 is a constant number. Which is the correct correction of the student's statement?Class 9Introduction to PolynomialsLinear polynomialsLevel 33Expert MathematicsWhich of the following is a linear polynomial in the variable x?Class 9Introduction to PolynomialsLinear polynomialsLevel 33Expert MathematicsReena says that \(7-3x+0x^2\) is a quadratic polynomial because \(x^2\) is written in it. Which statement is correct?Class 9Introduction to PolynomialsLinear polynomialsLevel 35Easy MathematicsWhich option contains only a linear polynomial?Class 9Introduction to PolynomialsLinear polynomialsLevel 35Easy MathematicsWhich of the following is a polynomial of degree 3 in x?Class 9Introduction to PolynomialsDegree of a PolynomialLevel 29Medium MathematicsWhich option is a polynomial and all its non-zero variable terms have even powers?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 28Medium MathematicsWhich option correctly identifies the polynomial (x^3-5x^2+2)?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 27Expert MathematicsWhich is the correct identification of (p(x)=x^2-4x+4)?Class 9Introduction to PolynomialsDefinition of a PolynomialLevel 27Medium