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Quadratic Expressions

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

MathematicsWhich perfect square is equal to (a^2-10a+25)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 72Hard MathematicsWrite (x^2+6x+9) as a perfect square.Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 72Hard MathematicsWhich is the constant term in the expression (2y^2+9y-11)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 72Hard MathematicsUnder which condition is the expression \(ax^2+bx+c\) called a quadratic expression in \(x\), where \(a,b,c\) are constants?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 72Hard MathematicsIf (x^2+px+36) is a perfect square and (p) is positive, what is the value of (p)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 74Medium MathematicsWhich is the correct factorised form of (2x^2-7x+3)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 74Medium MathematicsHow should the middle term be split in (x^2-5x+6)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 74Medium MathematicsIf the highest power of the variable in a quadratic expression is 2, what is the general shape of its graph?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhich of the following expressions is a quadratic polynomial in x with zero constant term?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhich condition is necessary for the expression \(ax^2+bx+c\) to be called a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsThe length of a rectangle is \(x+5\) cm and its breadth is \(x-2\) cm. Which quadratic expression is obtained on simplifying its area?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhich of the following expressions can be factorised as \((m-n)(m+n)\)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhich of the following is a quadratic expression in the variable \(p\)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsA student wrote \((x+4)^2\) as \(x^2+16\). Which term is missing from the expansion?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsIf a quadratic trinomial is of the form \(x^2+2ax+a^2\), which algebraic expression is it equal to?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhy is the expression \(5x^2-3x+7\) called a quadratic expression?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsRiya says that \(x^2+10x+16\) can be written as \((x+5)^2\). Which is the correct form of \(x^2+10x+16\) to identify the error in Riya’s statement?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhat will be the constant term in ((4x-3)^2)?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsIf the first and last terms of a trinomial are squares of two terms and the middle term is negative twice the product of their square roots, how is the trinomial factorised?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium MathematicsWhat is the product of ((3x-2)(x+5))?Class 9Exploring Algebraic IdentitiesQuadratic expressionsLevel 75Medium