If the area of the region S = (x, y) : 2y-y^2 x^2 2y, x is equal to n+2 n+1 - n-1 , the natural number n is equal to __________

JEE Main 2023 Mathematics question

If the area of the region S = {(x, y) : , xy} is equal to , the natural number n is equal to

Answer: 5

Question ID VK-035537