Find the linear approximation of the function f(x) = \\ 4 - x at a = 0. L ( x ) = Use L(x) to approximate the numbers v 3.9 and v 3.99. (Round your answers to four decimal places.) V 3.9 /3.99 - Illustrate by graphing f and the tangent line. w 2 X - X 5 10 15 -2 2 4 6 -1 -2 -2 O O -3 -5 5 10 15 20 25 30 -2 -1 2 -2 -1 -4 O -2 Need Help? Read It Watch It