Question 5, 3.1.31 HW Score: 0%, 0 of 10 Part 1 of 2 O Points: 0 of 1 f(a + h) - f(a) a. Use the definition mian = lim - to find the slope of the line tangent to the graph of f at P. h -+ 0 h b. Determine an equation of the tangent line at P. f(x) = 4x + 65 , P(4,9) a. mtan= (Simplify your answer. Type an exact answer, using radicals as needed.)ulus with Analytic Geometry I Section 2 Question 6, 3.1.33 HW Score: 0%, 0 of 10 points Part 1 of 2 O Points: 0 of 1 a. For the function and value of a below, find f'(a). K b. Determine the equation of the line tangent to the graph of f at the point (a, f(a)) for the given value of a. f(x) = 6x; a= -7 a. f'(a) = (Type an integer or a fraction.)Question 7, 3.1.35 HW Score: 0%, 0 of 10 points Part 1 of 2 O Points: 0 of 1 a. For the function and point below, find f'(a). K b. Determine an equation of the line tangent to the graph of f at (a,f(a)) for the given value of a. f(x) = 4x + 4x, a = - 3 a. f'(a) =