Find the linear approximation of the function at the given point. f(x, y) = 10x2-4y2 +8 at (5,6) L(x, y) = 100x - 48y-98 L(x, y) = 100x - 48y + 114 OL(x, y) = 20x - Sy + 114 L(x, y) = 20x-Sy-98

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