In each part, find an equation of the level curve of the function f that passes through the given point. (a) Find the level curve off that passes through the point (1,-4, 1). Click here to enter or edit your answer 0 60 (b) Find the level curve off that passes through the point (2, 4, 4). Click here to enter or edit your answer 48 (c) Find the level curve off that passes through the point (0, 0, 0). 0 Click here to enter or edit your answer 0 f(x, y, z) = x²+4y² - 5z