About this Video -
In this video we have discussed an EASY Level Concept based Question of IIT JEE Advanced 2020 of Quadratic Equations Class 11 JEE Chapter. Asked in IIT JEE Advanced 2020, Paper-1 of Marks (+3, -1). It is a very GOOD question based on fundamental concept. Here we will put our best to revise every aspect of the theory part related to the question. After seeing the video you will able to solve such problems very easily......
Question:
Suppose a,b denote the distinct real roots of the quadratic polynomial x^2+20x-2020 and c,d denote the distinct complex roots of the quadratic polynomial x^2-20x+2020. Then the value of ac(a-c)+ad(a-d)+bc(b-c)+bd(b-d) is
(A) 0 (B) 8000
(C) 8080 (D) 16000
Answer: D [IIT Advanced 2020 Paper-1, Marks (+3, -1)]
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About this Channel -
Friends this channel is managed by very experienced IIT faculty and IITian. Friends here you will learn fundamental concepts and problem solving skills. Our moto is to provide coaching to all the students of class 11, class 12, IIT Aspirants, Olympiad, NDA and various other competitive examinations free of cost. Our aim is to provide basic and Advance level concepts to all those students who are willing to learn and not able to pay fee of reputed coaching institutes. Please watch the videos till the end to learn basic and Advance concepts. For doubt related to any topic in Mathematics, please write in the comment box.
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