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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।

MathematicsWhich of the following expressions can be factorised as a difference of squares of two binomials?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following quadratic expressions is the product of two identical linear factors?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following expressions is a difference of squares of two binomials?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsFor which (m) will (x^2+mx+49) be a perfect square trinomial?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsA student writes \((2x-5)^2\) as \(4x^2-25\). Which term has been omitted from the expansion?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich condition on \(a\) is necessary for the expression \(ax^2+bx+c\) to be a quadratic expression in \(x\)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following is a quadratic expression in x?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsIf \(a,b,c\) are real numbers, which condition is necessary for \(ax^2+bx+c\) to be a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsThe length of a rectangle is \(0x+5 0\) cm and its breadth is \(0x-2 0\) cm. A student writes its area as \(0x^2+3 0\) sq cm. Which statement about the student's error is correct?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following expressions is a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhat is the coefficient of (x) in (3x^2+2x-1)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsEasy MathematicsWhich of the following is a quadratic expression in one variable?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following quadratic expressions can be written as the product of two conjugate linear factors?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following quadratic trinomials is not a perfect-square trinomial?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhat will be the expanded form of ((p-2)(p+7))?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following quadratic expressions is a perfect-square trinomial?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich of the following quadratic expressions can be written as the square of a binomial?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhich condition is necessary for the expression \(ax^2+bx+c\) in the variable x to be a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsIf (9x^2+mx+25) is a perfect square and the middle term is positive, what is the value of (m)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium MathematicsWhat is the main difference between (x^2+6x+9) and (x^2+9)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsMedium