JEE Exam  >  JEE Videos  >  Mathematics (Maths) for JEE Main & Advanced  >  Nature of Roots

Nature of Roots Video Lecture | Mathematics (Maths) for JEE Main & Advanced

209 videos|443 docs|143 tests

Top Courses for JEE

FAQs on Nature of Roots Video Lecture - Mathematics (Maths) for JEE Main & Advanced

1. What is the nature of roots in mathematics?
Ans. In mathematics, the nature of roots refers to the type of solutions or values that a quadratic equation can have. The nature of roots can be categorized into three types: real and distinct roots, real and equal roots, and complex roots.
2. How can we determine the nature of roots of a quadratic equation?
Ans. To determine the nature of roots of a quadratic equation, we can use the discriminant formula. The discriminant (D) of a quadratic equation ax^2 + bx + c = 0 is given by D = b^2 - 4ac. If the discriminant is positive, the equation will have real and distinct roots. If the discriminant is zero, the equation will have real and equal roots. If the discriminant is negative, the equation will have complex roots.
3. Can a quadratic equation have only one root?
Ans. Yes, a quadratic equation can have only one root. This occurs when the discriminant of the equation is equal to zero. In such cases, the equation will have real and equal roots, resulting in only one solution.
4. What does it mean when a quadratic equation has complex roots?
Ans. When a quadratic equation has complex roots, it means that the roots of the equation are not real numbers but involve the imaginary unit, denoted by "i." Complex roots occur when the discriminant of the equation is negative, indicating that the solutions involve complex numbers.
5. Can a quadratic equation have no real roots?
Ans. Yes, a quadratic equation can have no real roots. This happens when the discriminant of the equation is negative, indicating that the solutions involve complex numbers. In such cases, the equation will not have any real solutions.
Explore Courses for JEE exam
Signup for Free!
Signup to see your scores go up within 7 days! Learn & Practice with 1000+ FREE Notes, Videos & Tests.
10M+ students study on EduRev
Related Searches

shortcuts and tricks

,

Semester Notes

,

MCQs

,

Nature of Roots Video Lecture | Mathematics (Maths) for JEE Main & Advanced

,

Exam

,

Sample Paper

,

Viva Questions

,

past year papers

,

Nature of Roots Video Lecture | Mathematics (Maths) for JEE Main & Advanced

,

Previous Year Questions with Solutions

,

Extra Questions

,

practice quizzes

,

Objective type Questions

,

Nature of Roots Video Lecture | Mathematics (Maths) for JEE Main & Advanced

,

pdf

,

video lectures

,

study material

,

Free

,

ppt

,

Important questions

,

Summary

,

mock tests for examination

;