Let the complex number z = x + iy be such that 2z-3i 2z+i is purely imaginary. If x+y^2=0, then y^4+y^2-y is equal to

JEE Main 2023 Mathematics question

Let the complex number z = x + iy be such that is purely imaginary. If , then is equal to

Answer: (C)

Question ID VK-035886