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NCERT Exemplar Solution for CBSE Class 10 Mathematics: Quadratic Equations (Part-III)

In this article you will get CBSE Class 10 Mathematics chapter 4, Quadratic Equations: NCERT Exemplar Problems and Solutions (Part-III). Every question has been provided with a detailed solution. All the questions given in this article are very important to prepare for CBSE Class 10 Board Exam 2017-2018.

Jun 29, 2017 10:28 IST
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Quadratic Equations Important Questions, Class 10 Maths Chapter 4 NCERTHere you get the CBSE Class 10 Mathematics chapter 4, Quadratic Equations: NCERT Exemplar Problems and Solutions (Part-III). This part of the chapter includes solutions for Exercise 4.3 of NCERT Exemplar Problems for Class 10 Mathematics Chapter: Quadratic Equations. This exercise comprises of only the Short Answer Type Questions framed from various important topics in the chapter. Each question is provided with a detailed solution.

NCERT Exemplar problems are a very good resource for preparing the critical questions like Higher Order Thinking Skill (HOTS) questions. All these questions are very important to prepare for CBSE Class 10 Mathematics Board Examination 2017-2018 as well as other competitive exams.

Find below the NCERT Exemplar problems and their solutions for Class 10 Mathematics Chapter, Quadratic Equations:

Exercise 4.3

Short Answer Type Questions

Question1. Find the roots of the quadratic equations by using the quadratic formula in each of the following

Solution:

Concept used: For a quadratic equation, ax2 + bx+ c = 0, the roots are represented as:

 

Q. 2 Find the roots of the following quadratic equations by the factorisation method.

Solution.

Concept used: For a quadratic equation, ax2 + bx + c = 0, if any of its coefficient is in fractional form then we first make it integral by suitable method. After that we can find the roots of newly formed quadratic equation by factorisation method, i.e., by splitting the middle term.

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CBSE Class 10 Mathematics Syllabus 2017-2018

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