數學與統計 大學 3年以上以前

我怎麼算都是6X 但答案是4X 請問我是錯在哪？感謝🙏

129 et SECTION 2.2 TECHNIQUES OF DIFFERENTIATION ation of the - 1 48. f(x) = x ++; c = 1 X = = 19) f(x) = xVx + x?; c = 4 50. f(x) = (4 – x)x - l; c = 3 = - - BUSINESS AND ECONOMIC APPLIED PROBLEMS 51.) ANNUAL EARNINGS The gross annual earnir of a certain company were A(t) = 0.17 + 10t + its formation in 200 a

數學與統計 大學 約4年以前

請問這題

Find the formula of the function f(x) satisfying the following f'(x) = 0.3f(x) and f(0) = 2 ,where f(x) > 0 for each x in it's domain. fio) = 0,3 fro) - 01342 - 6. 6、b