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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।

MathematicsWhich of the following expressions can be factorised directly using the identity for the difference of two squares?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich algebraic identity is suitable for factorising the expression \(p^2-q^2\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich of the following expressions is a perfect-square trinomial and can be written in the form \((x+a)^2\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsChoose the factorised form of \(4m^2+4mn+n^2\).Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsThe area of a rectangle is x² + 9x + 20 square units, and one of its sides is x + 4 units. What is the other side?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsReema factorised \(x^2-9\) as \((x-3)^2\). What is the correct factorisation after fixing her error?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsFactorise (5xy-10x+3y-6) by grouping.Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich of the following trinomials can be factorised as the perfect square of a binomial?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich of the following expressions can be identified using the identity for the difference of two squares?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhat will be the factorised form of \(y^2+12y+36\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich of the following expressions is identified as a difference of two perfect squares?Class 9Exploring Algebraic IdentitiesFactorisationLevel 71Medium MathematicsWhich of the following trinomials can be factorised as a perfect square using the identity \,\(a^2+2ab+b^2=(a+b)^2\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsA student claims that \(49p^2-70pq+25q^2=(7p-5q)(7p+5q)\). What is the error in the factorisation?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhich is the correct factorised form of (x^2+2xy+y^2-25)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhich of the following expressions can be factorised using the identity for the difference of cubes?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhich of the following expressions can be factorised as \((m-n)^2\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhich of the following trinomials can be identified as the perfect square of a binomial?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhich of the following expressions is a difference of two squares and can therefore be factorised into the product of two binomials?Class 9Exploring Algebraic IdentitiesFactorisationLevel 70Medium MathematicsWhat are the factors of \(t^2+t-6\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 75Easy MathematicsWhich of the following expressions can be factorised using the identity \(p^2-q^2=(p+q)(p-q)\)?Class 9Exploring Algebraic IdentitiesFactorisationLevel 75Easy