RD Sharma Maths Solutions for Class 10 Chapter 8: Quadratic Equations
RD Sharma Class 10 Quadratic Equations Solution:
Chapter 8 of RD Sharma Solutions explains exercise problems for quadratic equations. The problems of Quadratic Equations are solved here in a step-by-step manner. It also covers many topics in this chapter to boost CBSE exam preparations. In the online market, RD Sharma solutions are the most popular solution because they provide solutions that are based on the latest syllabus. The questions in the textbook are answered with the correct distribution of marks. Students can learn to find the zeros or roots as well as applications of quadratic equations. Solving these exercises can improve your understanding of the topics. The exercise mainly contains solved examples of quadratic equations and the Standard form of quadratic equations. The PDF format of RD Sharma Maths Solutions for Class 10 Chapter 8 Quadratic Equations is available here for free of cost. Students can download them through the links provided in RD Sharma Solutions for maths. Also, practice the solutions on a daily basis to improve your exam scores.
class 10 ch.8 quadratic equations
All Formulas to Solve Quadratic Equation Maths:
List of formulas of Quadratic Equation are –
i) A quadratic equation in the variable x is of the form ax2 + bx + c = 0, where a, b, c are real numbers and a ≠ 0.
ii) A real number α is said to be a root of the quadratic equation ax2 + bx + c = 0, if aα2 + bα + c = 0.
iii) The roots of the quadratic equation ax2 + bx + c = 0 are the same as the zeroes of the quadratic polynomial ax2 + bx + c.
iv) The expression b2 – 4ac is called the discriminant of the quadratic equation.
v) A quadratic equation ax2 + bx + c = 0 has
(i) two distinct real roots if b2 – 4ac > 0
(ii) two equal real roots if b2 – 4ac = 0
(iii) no real roots if b2 – 4ac < 0.
FAQ
Define Quadratic Equation
Quadratic Equation in the variable x is of the form ax2 + bx + c = 0, where a, b, c are real numbers and a not equal to 0.
What is the formula of Quadratic Equation
The roots of a quadratic equation ax2 + bx + c = 0 are given by
-b ± √b^2-4ac / 2a , provided b^2 – 4ac ≥ 0.
How to Find the roots of a quadratic equation by the method of Factorisation?
Ans. It is so easy to find the roots of a quadratic equation by the method of factorisation –
i) Factorise the quadratic polynomial ax2 + bx + c,
ii) Then the roots of the quadratic equation ax2 + bx + c = 0 can be found by equating to zero the linear factors of ax2 + bx + c.