Muft Shiksha
Update

Muft Shiksha™ एक 100% Free Education Portal है 🇮🇳, जिसका उद्देश्य Class 9–12 के हर विद्यार्थी तक High-Quality Education को पूरी तरह मुफ्त पहुँचाना है। 🇮🇳 हम मानते हैं कि अच्छी शिक्षा किसी student की आर्थिक स्थिति पर निर्भर नहीं होनी चाहिए। 🇮🇳 हर विद्यार्थी को वही Quality Study Material, MCQs, Quizzes, Exam Preparation, Concept-Based Learning और Bilingual Support मिलना चाहिए, जो आमतौर पर महंगी Coaching या Premium Platforms में मिलता है। Muft Shiksha™ 🇮🇳 इसी सोच के साथ बनाया गया है

Subjects
Class 10MathematicsQuadratic EquationsNature of RootsHard
0 reads0 ratings0 helpful

State the nature of roots of (5x^2+20x+20=0).

Answer and explanation

Correct answer: Two equal real roots

Here (D=20^2-4\cdot5\cdot20=0), so the roots are equal and real. In exams, removing a common factor does not change the nature.

Related tags

Quadratic EquationsNature Of RootsCommon FactorNature Of RootsQuadratic EquationsMathematicsClass 10 Mcq
सुधार सुझाएँ / Earn

Was this question useful?

No ratings yetWrite a review / Rate this question

Student Reviews

No published reviews yet.

KEEP PRACTISING

10 more MCQs
  1. 1If p(x) = 3x² − 12x + 6, what is the nature of its zeroes?
  2. 2What is the maximum number of real solutions possible for 2x² + 7x + 3 = 0?
  3. 3If the discriminant D > 0 for a quadratic equation, what will be the nature of its roots?
  4. 4What is the discriminant D of 4x² + 4x + 1 = 0?
  5. 5What is the nature of the roots of x² + 6x + 9 = 0?
  6. 6If the roots of x² − 6x + k = 0 are equal, what is k?
  7. 7If the discriminant D = 49, what is the nature of the roots of the quadratic equation?
  8. 8If D = 64, what will be the nature of the roots of the quadratic equation?
  9. 9Which equation has discriminant −15?
  10. 10If one root of x² + ax + 12 = 0 is 3, what are the other root and a?
Found an issue? Help improve this questionMy reports and replies

Add Muft Shiksha to your Home Screen

In Safari, tap Share, then Add to Home Screen.