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 EquationsRoots of a Quadratic EquationEasyLevel 31
0 reads0 ratings0 helpful

If (\alpha) and (\beta) are roots of (ax^2+bx+c=0) then what is (\alpha+\beta)?

Advertisement

Answer and explanation

Correct answer: (-\frac{b}{a})

For a quadratic equation the sum of roots is (-\frac{b}{a}). Keep the sign of (b) correct while using the formula.

Related tags

RootsSum Of RootsFormula

Frequently asked questions

What is the correct answer to this question?

(-\frac{b}{a})

Why is this the correct answer?

For a quadratic equation the sum of roots is (-\frac{b}{a}). Keep the sign of (b) correct while using the formula.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Quadratic Equations. Topic: Roots of a Quadratic Equation.

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) = x² + 6x + 7, what type of zeroes does it have?
  2. 2If α is a root of p(x) = 0, which statement is correct?
  3. 3Which quadratic equation has roots x = 1 and x = 4?
  4. 4If the sum of the roots of 2x² + mx + 8 = 0 is −3, what is m?
  5. 5Which pair is the correct set of roots of x² − 2x − 15 = 0?
  6. 6Which quadratic equation has roots x = 2 and x = 7?
  7. 7If x = −5 and x = 2 are roots, what is the sum of the roots?
  8. 8If x = −3 is a root of 2x² + rx − 9 = 0, what is r?
  9. 9Which equation has roots x = 3 and x = 8?
  10. 10If x = −6 and x = 1 are roots, what is the sum of the roots?
Advertisement