Homework 4 Score: 0/70 0/7 answered Question 1 The graph of f(x) is shown below. Estimate and list the value of x where f(x) has a horizontal tangent. 10 -9 -8 -7 -6 -5 4 -3 - 2 -7 1 2 3 4 5 6 7 8 9 /16 Question Help: Video Submit QuestionHome > MTH 181 Fall 2023 > Assessment Homework 4 Score: 0/70 0/7 answered Question 2 Use the interactive graph to determine the value of a when f'(x) = -1 x = 9 y N 1 C -5 -4 -3 -2 -1 2 3 4 5 6 -2 nd = 1.35 -4 I T - Submit QuestionMIH 181 Fall 2023 > Assessment Homework 4 Score: 0/70 0/7 answered Prog Question 3 Part 1 of 3 Let f (x) = 8x2 - 7. Using the definition of derivative at a point, f'(a) - lim f (x) - f (a) T - a enter the expression needed to find the derivative at x = 6 as well as the equation of the tangent line. f'(6) =lim 1 +6 Submit Part