motterhailey52021 motterhailey52021 04-01-2024 Mathematics contestada Find the linear approximation of the function (f(x, y) = √26 - x² - 4y²) at the point (1, 2). a. (2x - y) b. (3x + 2y) c. (√22) d. (5 - 2x + 4y)