Test SeriesFree PYQsExamsPricing

JEE Main Mathematics question

MathematicsComplex NumbersJEE Main

( are complex numbers) has a real root, then

Answer: (C)

Solution

If is a real root then and, conjugating, ; subtracting gives . Multiplying the equations by and and subtracting gives ; using

See the full step-by-step solution

Create a free account to read the complete working, and practise questions like this in a timed test.

Create a free account

Question ID VK-013931