Math 131 Extra Credit Assignment Page 2 of 2 March 2019 2. Suppose f(x) 1. (a)...
Math 2413 Derivative Applications Assignment Due: Tuesday, June 18, 2019 (5:30 pm) Name Show all work. Label your answers with the proper units. (3 points each ) A spherical ball is being inflated at the rate of 12 cubic inches per second. Find the rate at which the radius of the sphere is growing when the radius is 2 inches. long. 2. A 13 foot ladder is leaning against a wall. The base of the ladder is being palled away...
(1 pt) Suppose that f(x) = x(ln(x))19. Find f'(2)| f'(2) = (1 pt) A 18| ft ladder leans against a wall. The bottom of the ladder is 3] ft from the wall at time t = and slides away from the wall at a rate of 3ft/sec|. Find the velocity of the top of the ladder at time t = 2. The velocity of ladder at time t = 2 is TTC. (1 pt) A hot air balloon rising vertically...
The value of China's exports of automobiles and parts (in billions of dollars) is approximately f(x) = 1.8208e:33871, where x = 0 corresponds to 1998. In what year did/will the exports reach $8.3 billion? B с a А b Note: Triangle may not be drawn to scale. Suppose a 95 and b 168. Find an exact value (report answer as a fraction). You will need to determine the length of the missing side first sin(B) cos(B) tan(B) = sec(B) =...
5. Suppose that we have f(x)e. Use derivatives to answer the following questions. Solutions based on graphical or numerical work will receive no credit. (a) (4pts) Find f"(), the second derivative of f(x) (b) (2 pts) Confirm that x =-1 is a critical point of f(x). (Evaluate f'(-1), and make a conclusion. (c) (4pts) Use the second derivative test to classify -1 as a local max. or a local min. If the second derivative test is inconclusive, then say so....
1. Find the critical point of f(x) = (x + 1)". 2. Use the Second Derivative Test to determine whether f(x) = (x + 1)" has a local maximum or a local minimum at x = 0
1. Find the directional derivative of the function f(x, y, z) = 2.cy – yz at the point (1,-1,1) in the direction of ū= (1,2,3). Is there a direction û in which f(x, y, z) has a directional derivative Dof = -3 at the point (1,-1,1)?
DUE DATE: 23 MARCH 2020 1 1. Let f(x,y) = (x, y) + (0,0) 0. (x, y) = (0,0) evaluate lim(x,y)=(4,3) [5] 2r + 8y 2. Show that lim does not exist. [10] (*.w)-(2,-1) 2.ry + 2 3. Find the first and second partial derivatives of f(x,y) = tan-'(x + 2y). [16] 4. If z is implicitly defined as a function of x and y by I?+y2 + 2 = 1, show az Əz that +y=z [14] ar ду 5....
2) Let f(x) = 3x2 - 2x +1. a. Find the average rate of change from x = 1 to x = 3 b. Find the equation of the secant line containing the points (1.f (1)) and (3,f(3)) c. Find the derivative of the function at the point x = 3 and determine the equation of the tangent line at that point.
(2x - 1 if x < -1 2. Suppose f(x) = 2x2 - 4 if-1<x52 (log: (x - 1) if x > 2 a) Is f continuous at x = -1? Justify your answer completely. b) Is f continuous at x = 22 Justify your answer completely. 3. Suppose f(x) = x2 + 3x a) Using the definition of derivative, find f'(x). No credit will be given if shortcuts are used. b) Find the equation of the tangent line to...
1. Find the critical point of f(x) = (x + 1)^. 2. Use the Second Derivative Test to determine whether f(x) = (2x + 12 has a local maximum or a local minimum at x = 0 x(x + 3) 3. Sketch the graph of taking care to explain (x – 3)2 how you deduce all the important features.