## NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.3 Quadratic Equations - FREE PDF Download

NCERT Solutions for Class 10 Maths Chapter 4 - Quadratic Equations Exercise 4.3

## FAQs on NCERT Solutions for Class 10 Maths Chapter 4 - Quadratic Equations Exercise 4.3

1. Which Topic is Included in Class 10 Maths Chapter 4 Exercise 4.3?

In class 10th maths chapter 4 consists of Quadratic equation which includes topics like checking whether a given equation is quadratic or not, real-life problem statements which are to be solved with equations, finding the roots of an equation using factorization, finding the roots of the equation (if they exist), using the method of completing the square, finding roots of a quadratic equation using SridharAcharya formula.

Exercise 4.3 consists of finding the roots of an equation, discussing real roots, equal roots, and imaginary roots cases, finding the discriminant and then depending on the value finding the roots of the equation.

2. What is the Advantage of NCERT Solutions for Class 10 Maths Chapter 4 Exercise 4.3?

NCERT solutions for class 10 maths chapter 4 exercise 4.3 is advantageous to the students in the following ways:

The solutions contain accurate answers, step by step procedures, that facilitates clarity in concepts of the students.

NCERT solutions are precise yet comprehensive. They are most important for effective learning.

In the crucial year of class 10, the students would need a lot of practice to score good marks. The NCERT solutions would help them in doing so.

The students would also be able in analysing their weak points in the course of practice. This would help them in concentrating on the weaker parts.

3. How many questions are there in Exercise 4.3 of Class 10 Maths?

There are a total of five questions in Exercise 4.3 of Class 10 Maths. Chapter 4 in Class 10 Maths deals with Quadratic Equations. This chapter includes topics such as quadratic equations, finding the roots of quadratic equations, nature of roots etc. In Exercise 4.3, the questions involve finding the nature of roots, finding the unknown values and few word problems that make the students learn the application of quadratic equations. The NCERT Solutions Class 10 Maths Chapter 4 Exercise 4.3 are available on the official website of Vedantu.

4. How do we find Discriminants?

For any equation in the form ax²+bx+c, where a, b, and c are constant terms and a≠0, Discriminant is given by: D = b² - 4ac. The discriminant of an equation is denoted by D. The discriminant helps in finding the nature of roots of quadratic equations.

If D = 0, the roots are real and equal.

If D < 0, the roots are not real.

If D > 0, the roots are real and unequal.

5. Where can I get NCERT Solutions for Exercise 4.3 of 10th Maths?

Students may find NCERT Solutions For Class 10 Maths Exercise 4.3 on the official website of Vedantu. It is available for free download. The NCERT Solutions are presented in an easy and detailed manner. They have thorough explanations of topics. Students will get answers to all NCERT questions here. Subject-Matter Experts have made sure to curate the best answers for students. You can go through these solutions to clear your queries or doubts. You can access the study material on Vedantu App as well. All the material is available free of cost.

6. How to find the nature of roots of a quadratic equation?

To establish the nature of quadratic equation roots (of the form ax^{2} + bx + c = 0), we must compute the discriminant, which is b^{2} - 4ac. When the discriminant exceeds 0, the roots are unequal and real. When the discriminant equals zero, the roots are both equal and real. The roots are imaginary when the discriminant is less than zero.

7. How can I score good marks in Class 10 Maths?

Class 10 is an extremely important class for every student. Mathematics plays a vital role in building the bases of almost every subject. Among all the subjects, most of the students find Maths as a difficult subject. To solve this problem, Vedantu brings to you a student-friendly platform that helps them clear all the important concepts in Maths with notes and NCERT Solutions. With the help of this and lots of determination, you are ready to excel in Class 10.

8. What is covered in ex 4.3 Class 10 Maths Chapter 4?

Ex 4.3 Class 10 Maths in Chapter 4 focuses on solving quadratic equations using the method of completing the square. This exercise is designed to help students understand and apply this method to find the roots of quadratic equations.

9. Why is completing the square an important method to learn in class 10 ex 4.3?

In Class 10 ex 4.3, completing the square is a crucial algebraic method that not only helps in solving quadratic equations but also lays the foundation for understanding more advanced mathematical concepts, such as the derivation of the quadratic formula and the analysis of quadratic functions.

10. Are there any common mistakes to avoid while solving class 10 maths ex 4.3 problems?

Yes, some common mistakes included in class 10 maths ex 4.3 are:

Forgetting to divide the entire equation by the coefficient of x^2 when it is not 1.

Incorrectly adding and subtracting the square of half the coefficient of x.

Arithmetic errors while simplifying the equation.

Not considering both the positive and negative roots when taking the square root.

11. How important is Class 10th Exercise 4.3 for the board exams?

Class 10th Exercise 4.3 is very important for the board exams as it strengthens your problem-solving skills and understanding of quadratic equations, which are frequently tested topics. Mastering this exercise can significantly boost your confidence and performance in the exams. By practicing these solutions, students can ensure they are well-prepared for their exams and have a solid understanding of the concepts involved in solving quadratic equations using the method of completing the square.