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Class 10 Mathematics के इस tag से जुड़े questions। हर question के साथ chapter, topic, level और difficulty दी गई है।

MathematicsWhich of the following polynomials can be expressed as the square of a binomial?Class 10PolynomialsPolynomials in one variableLevel 47HardMathematicsIf \(r=\sqrt{21}+\sqrt{14}\), what is the value of \(r^2-14\sqrt{6}\)?Class 10PolynomialsOperations on real numbers and the laws of exponentsLevel 45ExpertMathematicsIf \(a-b=7\) and \(ab=10\), what is the value of \(a^2+b^2\)?Class 10PolynomialsOperations on real numbers and the laws of exponentsLevel 44MediumMathematicsIf the quadratic equation \(x^2-18x+c=0\) can be written as a perfect square, what is the value of \(c\)?Class 10Quadratic EquationsIntroduction to Quadratic EquationsLevel 29ExpertMathematicsThe roots of the equation \\(x^2-5x+2=0\\) are \\(\\alpha\\) and \\(\\beta\\). What is the value of \\(\\alpha+\\beta+2\\alpha\\beta\\)?Class 10Quadratic EquationsIntroduction to Quadratic EquationsLevel 30HardMathematicsIf the equation \(x^2+6x+c=0\) is a perfect-square quadratic equation, what is the value of \(c\)?Class 10Quadratic EquationsIntroduction to Quadratic EquationsLevel 29HardMathematicsIf one root of the equation \(x^2-(m+2)x+2m=0\) is \(2\), what is the other root?Class 10Quadratic EquationsIntroduction to Quadratic EquationsLevel 29HardMathematicsIf x = \sqrt{6} + \sqrt{2}, what is the value of x^2?Class 10PolynomialsIrrational numbers and real numbersLevel 26Expert