JEE Main Mathematics question

MathematicsComplex NumbersJEE Main

If are the , roots of unity and and are any two complex numbers, then

Answer: (A)

Solution

Expanding, . Summing over

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-013888