Home › AP EAMCET › Mathematics › Quadratic Equation › A parabola cuts the x-axis at two points when it…
A parabola cuts the x-axis at two points when its discriminant D is
AD ≤ 0
BD > 0
CD < 0
DD = 0
Answer & Solution
Correct answer: B. D > 0
Two x-intercepts mean two distinct real roots, which requires a positive discriminant.
Related questions
For x² − 6x + 5 = 0 the numerical value of |α − β| isWhich is a factorisation of 6x² + x − 2?Factoring x² + 7x + 12 = 0 by inspection gives rootsCircle, ellipse, parabola and hyperbola equations are quadratic inProblems solvable by quadratic equations were known as early asThe word quadratic comes from a Latin word meaningThe reduced form of 2x² + 6x + 4 = 0 isDividing a quadratic by a gives a reduced form with leading coefficient