Question

Let the point (p, p+1) lie inside the region $E = \\{(x,y):3-x≤y≤\sqrt{9-x^2}, 0 ≤ x ≤ 3\\}$If the set of all values of p is the interval (a,b). then b2 + b - a2 is equal to_____

Answer 1

The correct answer is: 3