Maths Question #21 – JEE-MAIN 2025

Question

If alpha is a root of the equation x^2+x+1=0 and sum from k=1 to n of (alpha^k + 1/alpha^k)^2 = 20, then n is equal to _______

Accepted Answer

The correct answer is Option 11. Full mathematical solution steps and hints are accessible in the interactive StemCET workspace.

Maths Question 21 – JEE-MAIN 2025