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136Sec8.4: Problem 2 Previous Problem Problem List Next Problem (1 point) Suppose that the density of...
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch...
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch of the Pennsylvania Turnpike is approximated by 8(x) = 250 (2 + sin(4Vx+ 0.175)), at a distance x miles from the Breezewood toll plaza. Sketch a graph of this function for 0 < x < 20. (a) Complete the Riemann sum that approximates the total number of cars on this 20-mile stretch (use Dx instead of Ax): Number = Σ (b) Find the total...
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch of the Penns...
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch of the Pennsylvania Turnpike is approximated by ) 250 (2 +sin(4Vx 0.2)), at a distance z miles from the Breezewood toll plaza. Sketch a graph of this function for 0 x < 20. e) Complete the Riemann sum that approxdmates the total number of cars on this 20mile stretch (use Da instead of Ax): Number- (b) Find the total number of cars on the...
Sec7.1: Problem 8 Previous Problem List Next (1 point) Book Problem 21 0 to 3 sin()...
Sec7.1: Problem 8 Previous Problem List Next (1 point) Book Problem 21 0 to 3 sin() and y = 4 cos(x) from Sketch the region that lies between the curves y 0.9. Notice that this region consists of two separate parts. Using a graphing calculator, the x-coordinate c of the point of intersection is approximately equal to 927 dx+ Se 0,9 dr The area A of this region is Jc After integrating, A = Note: You an earn partial credit...
Previous Problem Problem List Next Problem (1 point) The graph of terms of areas. is shown...
Previous Problem Problem List Next Problem (1 point) The graph of terms of areas. is shown below. Evaluate each integral by interpreting it in - swdx = 482) 2 [ "sw) dx = 40-p12 3. swdx = (1852 dx = -(8-pi)/2 x = (pi-8y/2 Note: You can click on the graph to enlarge the image. Note. You can earn nartial carlit on this nmblem.
Section 3.2 The Wronskian: Problem 5 Previous Problem Problem List Next Problem (1 point) Determi...
Section 3.2 The Wronskian: Problem 5 Previous Problem Problem List Next Problem (1 point) Determine the largest interval in which the given initial value problem is certain to have a unique twice-differentiable solution. Do not attempt to find the solution. d2x sin(t)atx + cos(r)ar + sin(,)x = tan(t), dx x(0.5)-8, x,(0.5)-10 Interval
Section 3.2 The Wronskian: Problem 5 Previous Problem Problem List Next Problem (1 point) Determine the largest interval in which the given initial value problem is certain to...
ssignment6: Problem 9 Previous Problem Problem List Next Problem (1 point) The area A of the...
ssignment6: Problem 9 Previous Problem Problem List Next Problem (1 point) The area A of the region Sthat lies under the graph of the continuous function f on the interval (a, b) is the limit of the sum of the areas of approximating rectangles: A = lim (f(21)Ar + f(x2)Ax+...+f(xn)Ax] = lim f(x;)Az, n-> ng i=1 where Ax = b and Ti = a +iAr. The expression A = lim Itan(n) 7200 6n2 gives the area of the function f(x)...
Assignment 7: Problem 9 Previous Next Problem List (1 point) Sketch the region of integration and evaluate by chan...
Assignment 7: Problem 9 Previous Next Problem List (1 point) Sketch the region of integration and evaluate by changing to polar coordinates: 12 rf) 1 y dx V +y J6 For f(x) = V12x- Answer: 6sgrt3-2p Submit Answers Preview My Answers You have attempted this problem 3 times. Your overall recorded score is 0%6. You have 2 attempts remaining. Email Instructor Assignment 6: Problem 9 Problem List Next Previous (1 point) Set up a double integral in rectangular coordinates for...
Previous Problem Problem List Next Problem (1 point) N w S Suppose a police officer is...
Previous Problem Problem List Next Problem (1 point) N w S Suppose a police officer is 1/2 mile south of an intersection, driving north towards the intersection at 50 mph. At the same time, another car is 1/2 mile east of the intersection, driving east (away from the intersection) at an unknown speed. The officer's radar gun indicates 15 mph when pointed at the other car (that is, the straight-line distance between the officer and the other car is increasing...
Ch 5 Sec 3: Problem 10 Previous Problem Problem List Next Problem 1 point) Suppose the...
Ch 5 Sec 3: Problem 10 Previous Problem Problem List Next Problem 1 point) Suppose the region on the left in the figure (with blue shading) has area is 33, and the region on the right (with green shading) has area 3. Using the graph of f(x) in the figure, find the following integrals. f(x) dx = I swds = I code = [ Valdr = Graph of y = f(x) Note: You can earn partial credit on this problem....
Previous Problem Problem List Next Problem (1 point) and g(x) dx = 2, find the following...
Previous Problem Problem List Next Problem (1 point) and g(x) dx = 2, find the following integrals. (1 poin w rew.ds ---. | ronda = 8, ana Low) ds = 2, and the following integrals 1. Irwdx = 2. 18(x) + 3) dx =
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch of the Pennsylvania Turnpike is approximated by 8(x) = 250 (2 + sin(4Vx+ 0.175)), at a distance x miles from the Breezewood toll plaza. Sketch a graph of this function for 0 < x < 20. (a) Complete the Riemann sum that approximates the total number of cars on this 20-mile stretch (use Dx instead of Ax): Number = Σ (b) Find the total...
(1 point) Suppose that the density of cars (in cars per mile) down a 20-mile stretch of the Pennsylvania Turnpike is approximated by ) 250 (2 +sin(4Vx 0.2)), at a distance z miles from the Breezewood toll plaza. Sketch a graph of this function for 0 x < 20. e) Complete the Riemann sum that approxdmates the total number of cars on this 20mile stretch (use Da instead of Ax): Number- (b) Find the total number of cars on the...
Sec7.1: Problem 8 Previous Problem List Next (1 point) Book Problem 21 0 to 3 sin() and y = 4 cos(x) from Sketch the region that lies between the curves y 0.9. Notice that this region consists of two separate parts. Using a graphing calculator, the x-coordinate c of the point of intersection is approximately equal to 927 dx+ Se 0,9 dr The area A of this region is Jc After integrating, A = Note: You an earn partial credit...
Previous Problem Problem List Next Problem (1 point) The graph of terms of areas. is shown below. Evaluate each integral by interpreting it in - swdx = 482) 2 [ "sw) dx = 40-p12 3. swdx = (1852 dx = -(8-pi)/2 x = (pi-8y/2 Note: You can click on the graph to enlarge the image. Note. You can earn nartial carlit on this nmblem.
Section 3.2 The Wronskian: Problem 5 Previous Problem Problem List Next Problem (1 point) Determine the largest interval in which the given initial value problem is certain to have a unique twice-differentiable solution. Do not attempt to find the solution. d2x sin(t)atx + cos(r)ar + sin(,)x = tan(t), dx x(0.5)-8, x,(0.5)-10 Interval
Section 3.2 The Wronskian: Problem 5 Previous Problem Problem List Next Problem (1 point) Determine the largest interval in which the given initial value problem is certain to...
ssignment6: Problem 9 Previous Problem Problem List Next Problem (1 point) The area A of the region Sthat lies under the graph of the continuous function f on the interval (a, b) is the limit of the sum of the areas of approximating rectangles: A = lim (f(21)Ar + f(x2)Ax+...+f(xn)Ax] = lim f(x;)Az, n-> ng i=1 where Ax = b and Ti = a +iAr. The expression A = lim Itan(n) 7200 6n2 gives the area of the function f(x)...
Assignment 7: Problem 9 Previous Next Problem List (1 point) Sketch the region of integration and evaluate by changing to polar coordinates: 12 rf) 1 y dx V +y J6 For f(x) = V12x- Answer: 6sgrt3-2p Submit Answers Preview My Answers You have attempted this problem 3 times. Your overall recorded score is 0%6. You have 2 attempts remaining. Email Instructor Assignment 6: Problem 9 Problem List Next Previous (1 point) Set up a double integral in rectangular coordinates for...
Previous Problem Problem List Next Problem (1 point) N w S Suppose a police officer is 1/2 mile south of an intersection, driving north towards the intersection at 50 mph. At the same time, another car is 1/2 mile east of the intersection, driving east (away from the intersection) at an unknown speed. The officer's radar gun indicates 15 mph when pointed at the other car (that is, the straight-line distance between the officer and the other car is increasing...
Ch 5 Sec 3: Problem 10 Previous Problem Problem List Next Problem 1 point) Suppose the region on the left in the figure (with blue shading) has area is 33, and the region on the right (with green shading) has area 3. Using the graph of f(x) in the figure, find the following integrals. f(x) dx = I swds = I code = [ Valdr = Graph of y = f(x) Note: You can earn partial credit on this problem....
Previous Problem Problem List Next Problem (1 point) and g(x) dx = 2, find the following integrals. (1 poin w rew.ds ---. | ronda = 8, ana Low) ds = 2, and the following integrals 1. Irwdx = 2. 18(x) + 3) dx =
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