Let there exist an antiderivative F such that F(x) = So edt. Find the value of x such that F(x) = 2. Justify your work. (30 points) 4 x X 4t X f ( x ) = 4t e e de = 4 O 4 4 X 27 f( x ) = 2 = > e = 2 4 4 X = e = 8 -> 4X =(18 In 8 X = 4 In 8 4