# Quadratic Equations class 10 Notes Mathematics ## myCBSEguide App

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CBSE class 10 Mathematics Chapter 4 Quadratic Equations notes in PDF are available for free download in myCBSEguide mobile app. The best app for CBSE students now provides Quadratic Equations class 10 Notes latest chapter wise notes for quick preparation of CBSE board exams and school based annual examinations. Class 10 Mathematics notes on Chapter 4 Quadratic Equations are also available for download in CBSE Guide website.

## CBSE Guide Quadratic Equations class 10 Notes

CBSE guide notes are the comprehensive notes which covers the latest syllabus of CBSE and NCERT. It includes all the topics given in NCERT class 10 Mathematics text book. Users can download CBSE guide quick revision notes from myCBSEguide mobile app and my CBSE guide website.

## 10 Mathematics notes Chapter 4 Quadratic Equations

CBSE Class–10 Mathematics
Revision Notes
CHAPTER 04

2. Solution by Factorisation

3. Solution by Completing the Square

4. Nature of Roots

1. The equation  ,   is the standard form of a quadratic equation, where a, b and c are real numbers.

is known as Standard form or General form of a quadratic equation.

In other words, we can say that an equation of order (degree) 2 is called a quadratic equation.

2. A real number   is said to be a root of the quadratic equation  , . If  the zeroes of quadratic polynomial  and the roots of the the quadratic equation  are the same.

3. If we can factorise  into product of two linear factors,then the roots of the quadratic equation can be found by equating each factors to zero.

4. The roots of a quadratic equation ,  are given by provided that . It is called Quadratic formula.

5. A quadratic equation ,  has :

(a) Two distinct and real roots, if

(b) Two equal and real roots, if

(c) Two roots are not real, if

6. A quadratic equation can also be solved by the method of completing the square.

(i)

(ii)

7. Discriminant of the quadratic equation ,  is given by .

## Quadratic Equations class 10 Notes

• CBSE Revision notes for Class 10 Mathematics PDF
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• CBSE Revisions notes and Key Points Class 10 Mathematics
• Summary of the NCERT books all chapters in Mathematics class 10
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• Quick revision notes for CBSE board exams

## CBSE Class-10 Revision Notes and Key Points

Quadratic Equations class 10 Notes. CBSE quick revision note for Class-10 Mathematics, Chemistry, Maths, Biology and other subject are very helpful to revise the whole syllabus during exam days. The revision notes covers all important formulas and concepts given in the chapter. Even if you wish to have an overview of a chapter, quick revision notes are here to do if for you. These notes will certainly save your time during stressful exam days.

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