Hi I need help with questions 11 and 24 please.

12:11 1 D. a webassign.net Find the limit, if it exists. (If an answer does not exist, enter DNE.) lim x - 4 x - -2 x+2 4 9 -4 Need Help? Watch It 10. [1/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 1.3.038. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Factor the polynomial. (If the polynomial is prime, enter PRIME.) 8m3 - 27 (2m - 3) (4m2+ 6m + 9 (2m - 3) (4m' + 6m +9) Need Help? Read It 11. [0/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 2.4.032.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Evaluate h(5), where h = g . f. ((x ) = V x2 - 9, 9(x) = 5x3 +9 h(5) = 121 x 89 Need Help? Watch It 12. [7/7 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 2.3.016.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Refer to the graph of the function f in the following figure. y =f (x) NWA - 3 - 2 7 9 10 (a) Find the value of f(9). 1(9 ) = 1 5 1 (b) Find the values of x corresponding to the point(s) on the graph of f located at a height of 5 units above the x-axis. x = 4 4 (smaller value) * =6 6 (larger value) (c) Find the point on the x-axis at which the graph of f crosses it. x = 2 2 2 What is the value of f(x) at this point? f(x ) = 0 (d) Find the domain and range of f. (Enter your answers using interval notation.) domain [-1,9] -1,9 range [-2,6] [-2, 6 Need Help? Watch It12:11 a webassign.net I In (x ) + 4 In(y ) - 3 In(2 ) = In(x1/2x4 ) 23 4 ) = In ( V XX ) Need Help? Master It 23. [1/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 2.3.032.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the domain of the function. (Enter your answer using interval notation.) f ( x ) = x2 + 2x - 3 (-00, - 3) U (-3,1) U (1,00) (-00, -3) U(-3,1) U (1, 00) 24. [1/2 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 9.4.046.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Let f(x) = x3 - 8x2. Find the point(s) on the graph of f where the tangent line is horizontal. (x, y) = 10,0 0. 0 (smaller x-value) 16 2048 ( x, y) = 8,0 3 : (larger x-value) 27 25. [1/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 9.5.008.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Use the Product Rule to find the derivative of the function. f(x) = (x3 - 2x) (5x2 + 5x) f '(x) = 25x#+ 20x3 -30x2-20x 25x4 + 2013 - 3012 - 20x 26. [1/1 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 9.6.012. MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the derivative of the function. f(t) = V 10t2 - t 20t - 1 f ' (t ) = 2(1012 - 1) 20t - 1 2 10+2 - t Need Help? Read It 27. [2/2 Points] DETAILS PREVIOUS ANSWERS TANAPMATH7 9.5.048.NVA MY NOTES ASK YOUR TEACHER PRACTICE ANOTHER Find the first and second derivatives of the function. f(x) = x5 - x4 + 2x3 - 8x2 + 10x - 9 + 1