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Class 10 Mcq

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

MathematicsIf U = ℝ and A = (−∞, −5) ∪ [1, 4] ∪ (9, ∞), what is A′?Class 10SetsComplement of a Set and Its PropertiesHard MathematicsIf U = {x : x ∈ ℤ, −12 ≤ x ≤ 12} and A = {x : x ∈ U, x² − 9x + 18 ≤ 0}, what is n(A′)?Class 10SetsComplement of a Set and Its PropertiesHard MathematicsIf U = {x : x ∈ ℕ, x ≤ 96}, A = {x : x ∈ U, 8 divides x}, and B = {x : x ∈ U, 12 divides x}, what is n(A′ ∩ B′)?Class 10SetsComplement of a Set and Its PropertiesHard MathematicsIf (\alpha,\beta) are the roots of (x^2-(2r+5)x+(r^2+5r+6)=0), what is the positive value of (\alpha-\beta)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf the two roots of the quadratic equation \(x^2-(u+v)x+uv=0\) are equal, which relation between \(u\) and \(v\) is correct?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (x^2+x-1=0), what is (\alpha^5+\beta^5)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (x^2+bx+25=0) has equal and negative roots, what is the value of (b)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (x^2-4x+c=0) and (\alpha^2+\beta^2=10), what are the roots of the equation?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsAssume that \(a\) is a real number. What is the nature of the roots of the equation \(x^2-2x+(a^2+1)=0\)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf one root of (2x^2-(h+1)x+h=0) is always (\frac{1}{2}), what is the other root?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf the roots of the quadratic equation \(x^2+px+q=0\) are \(-2\) and \(5\), what is the value of \(p-q\)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf \(\alpha\) and \(\beta\) are the roots of the equation \(x^2+6x+8=0\), what is the value of \((\alpha-\beta)^2+2\alpha\beta\)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (x^2-5x+6=0), what is the correct value of (\alpha^2-4\alpha+\beta^2-4\beta)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (x^2-5x+6=0), what is (\alpha^2-4\alpha+\beta^2-4\beta)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsFor (x^2+2x+\lambda=0) to have real distinct roots and both negative roots, what is the correct condition on (\lambda)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf the roots of the equation \(x^2-(2a+3)x+(a^2+3a+2)=0\) are consecutive integers, what are the roots?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (2x^2-7x+3=0), what is the positive value of (\alpha-\beta)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (x^2+px+16=0) has equal and positive roots, what is the value of (p)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf both roots of (x^2-10x+m=0) are prime numbers, what is the sum of possible values of (m)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert MathematicsIf (\alpha,\beta) are roots of (x^2-4x+1=0), what is (\alpha^4+\beta^4)?Class 10Quadratic EquationsRoots of a Quadratic EquationExpert