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Sketch of the curve y = x3-6x2 + 11-6 is shown below: 3. A -6 a) Shade the regions with areas giv...
i need help with number 3&4 and the answer is in red i just need to know how to work the problem (a) y (b) y=-x3 + 6x2-9x + 3 2. The sum of two nonnegative numbers is 36 (a) Find the two numbe...
i need help with number 3&4 and the answer is in red i
just need to know how to work the problem
(a) y (b) y=-x3 + 6x2-9x + 3 2. The sum of two nonnegative numbers is 36 (a) Find the two numbers if the differ ence of their square roots is to be as large as possible. 0 and 36 (b) Find the two numbers if the sum of their square roots is to be as large as...
Consider the parametric equations below. - 2 y=+4 -3553 (a) Sketch the curve by using the...
Consider the parametric equations below. - 2 y=+4 -3553 (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the direction in which the 2 + 6 (b) Eliminate the parameter to find a Cartesian equation of the curve. for 1sYS 7 Need Help?
Exercise 6.B.3. Let the pair of random variables (X, Y) have joint density function f(x, y)-16(x-y)2...
Exercise 6.B.3. Let the pair of random variables (X, Y) have joint density function f(x, y)-16(x-y)2 įf x, y e [0, 11, 0 otherwise. a. Confirm that f is a joint density function by verifying that equation (6.B.4) holds, and use a computer or graphing calculator to sketch its graph. b. Compute the marginal density function of Y c. For each x e [0,1], compute the conditional density of Y given x. d. Compute the conditional expectation function E(Y|X =...
ECON 1111A/B Mathematical Methods in Economics II 2nd term, 2018-2019 Assignment 6 Show your step...
ECON 1111A/B Mathematical Methods in Economics II 2nd term, 2018-2019 Assignment 6 Show your steps clearly Define the definiteness of the following A-[1 5 a. b. 1 4 6 d. D= -2 3 1 -2 1 2 E 2 -3 1 2. Is the function f(x,y) - 7x2 + 4xy + y2 positive definite, negative definite, positive semidefinite or negative semidefinite? Find the extreme values for the following functions and identify whether they are local maximum, local minimum, and saddle...
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical...
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical values off. Show all work. Answers from a graph will not receive full credit. b. 6 pts Make a sign chart for f'(x). c. 4 pts List the x and y coordinates of all local maxima and minima on the graph off. Clearly identify if the point is a maximum or minimum. d. 6 pts Make a sign chart for f'(x). e. 4 pts...
Please I need help with question #7 C. 5. 9. 10. 11 Given the rate of...
Please I need help with question #7
C. 5. 9. 10. 11 Given the rate of change of a quantity and its initial value explain how to find the value of at a future time 1 2 0. 6. What is the result of integrating a population growth rate between times I = a and 1 = b. where b > a? Basic Skills 7. Displacement and distance from velocity Consider the graph shown in the figure, which gives the...
Particles 1 and 2 have equal charge, Q and are on the y axis at distance...
Particles 1 and 2 have equal charge, Q and are on the y axis at distance d from the origin as shown in the figure below. Particle 3 of charge Qs is located on the x axis. Let's call this position x A) B) C) D) Find a model for the electrostatic force acting on the third charge. (8 pts.) At what values of x will the magnitude of the electrostatic force on the third particle from the other two...
A curve called the folium of Descartes can be represented by the parametric equations shown below. 912 1 + 13 9t and y 1 + t3 (a) Convert the parametric equations to polar form. 9 cos( 0)sin (6)...
A curve called the folium of Descartes can be represented by the parametric equations shown below. 912 1 + 13 9t and y 1 + t3 (a) Convert the parametric equations to polar form. 9 cos( 0)sin (6) c())3 (sin(0)5 cos(θ) ),+ (sin( (b) Sketch the graph of the polar equation from part (a). 71/2 0.10 0.05 -4 0.05 0.10 0.15 -0.05 0.05 π/2 10 1.0 0.5 0.5 -0.5 10 -0.5 (c) Use a graphing utility to approximate the area...
6. Given the following function TR(R) 6000 -40 TCQ) 1000 +10,200 a. Find the revenue maximizing...
6. Given the following function TR(R) 6000 -40 TCQ) 1000 +10,200 a. Find the revenue maximizing level of output (check 2d order conditions also), b. Find the maximum revenue c. Find the corresponding profit function d. Find the profit maximizing level of output (check 2nd order conditions also) e. Find the maximum profit 7. Given the following function TR(x)-3x260x TC(x) = 5,500 + 50x a. Find the revenue maximizing level of output check 2d order conditions also), b. Find the...
x²+2x+2 4. Let y=f(x)= x² – 3x-5 (a) Find f(3) (b) Find and simplify f(x) -...
x²+2x+2 4. Let y=f(x)= x² – 3x-5 (a) Find f(3) (b) Find and simplify f(x) - $(3) X-3 f(x)- $(3) (c) Find lim X-3 (d) Find and simplify $(3+h)-f(3) h 13 (e) Find lim f(3+h) – S (3) h 0 h (t) Find the slope-intercept form of the tangent line to y = f(x) at x = 3. (g) Plot the curve and the tangent line on the same graph, using the form on the window (-3,7]*[-10,10). 5. A car...
i need help with number 3&4 and the answer is in red i
just need to know how to work the problem
(a) y (b) y=-x3 + 6x2-9x + 3 2. The sum of two nonnegative numbers is 36 (a) Find the two numbers if the differ ence of their square roots is to be as large as possible. 0 and 36 (b) Find the two numbers if the sum of their square roots is to be as large as...
Consider the parametric equations below. - 2 y=+4 -3553 (a) Sketch the curve by using the parametric equations to plot points. Indicate with an arrow the direction in which the 2 + 6 (b) Eliminate the parameter to find a Cartesian equation of the curve. for 1sYS 7 Need Help?
Exercise 6.B.3. Let the pair of random variables (X, Y) have joint density function f(x, y)-16(x-y)2 įf x, y e [0, 11, 0 otherwise. a. Confirm that f is a joint density function by verifying that equation (6.B.4) holds, and use a computer or graphing calculator to sketch its graph. b. Compute the marginal density function of Y c. For each x e [0,1], compute the conditional density of Y given x. d. Compute the conditional expectation function E(Y|X =...
ECON 1111A/B Mathematical Methods in Economics II 2nd term, 2018-2019 Assignment 6 Show your steps clearly Define the definiteness of the following A-[1 5 a. b. 1 4 6 d. D= -2 3 1 -2 1 2 E 2 -3 1 2. Is the function f(x,y) - 7x2 + 4xy + y2 positive definite, negative definite, positive semidefinite or negative semidefinite? Find the extreme values for the following functions and identify whether they are local maximum, local minimum, and saddle...
5. Letf(x) = x3 + x2 - x - 1. a. 6 pts Find all critical values off. Show all work. Answers from a graph will not receive full credit. b. 6 pts Make a sign chart for f'(x). c. 4 pts List the x and y coordinates of all local maxima and minima on the graph off. Clearly identify if the point is a maximum or minimum. d. 6 pts Make a sign chart for f'(x). e. 4 pts...
Please I need help with question #7
C. 5. 9. 10. 11 Given the rate of change of a quantity and its initial value explain how to find the value of at a future time 1 2 0. 6. What is the result of integrating a population growth rate between times I = a and 1 = b. where b > a? Basic Skills 7. Displacement and distance from velocity Consider the graph shown in the figure, which gives the...
Particles 1 and 2 have equal charge, Q and are on the y axis at distance d from the origin as shown in the figure below. Particle 3 of charge Qs is located on the x axis. Let's call this position x A) B) C) D) Find a model for the electrostatic force acting on the third charge. (8 pts.) At what values of x will the magnitude of the electrostatic force on the third particle from the other two...
A curve called the folium of Descartes can be represented by the parametric equations shown below. 912 1 + 13 9t and y 1 + t3 (a) Convert the parametric equations to polar form. 9 cos( 0)sin (6) c())3 (sin(0)5 cos(θ) ),+ (sin( (b) Sketch the graph of the polar equation from part (a). 71/2 0.10 0.05 -4 0.05 0.10 0.15 -0.05 0.05 π/2 10 1.0 0.5 0.5 -0.5 10 -0.5 (c) Use a graphing utility to approximate the area...
6. Given the following function TR(R) 6000 -40 TCQ) 1000 +10,200 a. Find the revenue maximizing level of output (check 2d order conditions also), b. Find the maximum revenue c. Find the corresponding profit function d. Find the profit maximizing level of output (check 2nd order conditions also) e. Find the maximum profit 7. Given the following function TR(x)-3x260x TC(x) = 5,500 + 50x a. Find the revenue maximizing level of output check 2d order conditions also), b. Find the...
x²+2x+2 4. Let y=f(x)= x² – 3x-5 (a) Find f(3) (b) Find and simplify f(x) - $(3) X-3 f(x)- $(3) (c) Find lim X-3 (d) Find and simplify $(3+h)-f(3) h 13 (e) Find lim f(3+h) – S (3) h 0 h (t) Find the slope-intercept form of the tangent line to y = f(x) at x = 3. (g) Plot the curve and the tangent line on the same graph, using the form on the window (-3,7]*[-10,10). 5. A car...
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