JEE Main 2025 Mathematics question

MathematicsComplex NumbersJEE Main 2025

Let be a solution of , and for some a and b in R, .

If , then m + n is equal to .

Answer: (2)

Solution

Solving gives a=-6, b=5. Using both roots ω and ω² of the equation and solving simultaneous equations gives n=4, m=7, so m+n=11.

Question ID VK-002812