The discriminant of $2x^2 - 4x + 3 = 0$ is −8, so the equation has:
Atwo distinct real roots
Btwo equal real roots
Cone real root
Dno real roots
Answer & Solution
Correct answer: D. no real roots
D = (−4)²−4(2)(3) = 16−24 = −8 < 0, so no real roots.
Keep practising Quadratic Equations
Browse all Quadratic Equations questions for Andhra Pradesh SSC (Class 10), or explore more Mathematics topics.
Related questions
The area of a rectangle is 60 sq cm and length exceeds breadth by 4 cm. Breadth isSolve by completing the square: x^2 + 6x + 5 = 0. Roots areIf alpha and beta are roots of x^2 - 7x + 10 = 0, then alpha + beta + alpha*beta equalsA train covers 360 km at uniform speed. If the speed were 5 km/h more, it would take 1 houThe product of two consecutive positive odd numbers is 143. The numbers areIf one root of x^2 - 6x + k = 0 is 2, then k equalsThe sum of squares of two consecutive positive integers is 113. The integers areFor what k does x^2 + kx + 9 = 0 have equal roots?