Homework Answers
a)z=1+x/4+y/6
b)z=1+x/3+y/4
c)z=2-x/2-y/3
d)z=1-2x-3y
e)z=2-4x-6y
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Pls anwser Exersice 3
DLFRAM MATHEMATICA STUDENT EDITION Exercise 2: Three Points are Enough a) Sketch...
pls solve these three parts of the question a) Show that the vector + =(x+2y+4z)i +(2x-3y-z)j...
pls solve these three parts of the question
a) Show that the vector + =(x+2y+4z)i +(2x-3y-z)j +(4x-y-22). is irrotational and find its 7 scalar potential. b) Find the directional derivative of xyz + xz at (1, 1, 1) in a direction of the normal to the 171 surface 3xy? + y= z at (0, 1, 1). c) Find the angle between the normal to the surface x2 = yz at the points (1, 1, 1) and (2, 4, 1). (6)
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem...
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem is formulated as follows: Min. Z 2500x + 3500y Subject to: 5x + by > 250 4x + 3y > 150 x + 2y 70 () Find the x- and y-intercepts (i.e., where the line crosses the axes) of the line that is for the constraint 5x + 6y > 250 Select one: a. (x,y) (0,41.67) and (x, y) = (50,0) o b.(x,y) (41.67,0)...
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem...
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem is formulated as follows: Min. Z 2500x + 3500y Subject to: 5x + by > 250 4x + 3y > 150 x + 2y 70 () Find the x- and y-intercepts (i.e., where the line crosses the axes) of the line that is for the constraint 5x + 6y > 250 Select one: a. (x,y) (0,41.67) and (x, y) = (50,0) o b.(x,y) (41.67,0)...
solve number 2 for me pls. Step (1) "Rules for Guessing": 1. If y(x) = ek...
solve number 2 for me pls.
Step (1) "Rules for Guessing": 1. If y(x) = ek *. guess that yp(I) = Acts then find A 2. If g(x) = sin(kx), guess that y(x) = A cos(kt) + B sin(kt) then find A and B 3. If g(x) = cos(kx), guess that yp(x) = A cos(kt) + B sin(kt) then find A and B 4. If g(x) is a polyonomial of degree n, guess that ypa) Ao + AX + A₂x²...
Homework for section 4.3. Summer 2020 Math 116, section 70, Summer 1 2020 WebAssign 1.-12 Points...
Homework for section 4.3. Summer 2020 Math 116, section 70, Summer 1 2020 WebAssign 1.-12 Points Harmathapit 4.3.003.MI Set Up The S... I Che MY NOTE 1. [-/18 Points) DETAILS HARMATHAP11 4.3.003.MI. Set up the simplex matrix used to solve the linear programming problem. Assume all variables are nonnegative. Maximize f = 5x + 7y subject to 6x + 7y S 300 x + 6y S 250. x y S; S2 first constraint second constraint objective function Need Help? Read...
e 09, 201 (6) 2 points An equation for the level curve of f(z, y) = In(z+y) that passes through the point (0, e2) i...
e 09, 201 (6) 2 points An equation for the level curve of f(z, y) = In(z+y) that passes through the point (0, e2) is A. z + y = e2 B. I+y e C. z+y 3. D. None of the above (7) 2 points The gradient of f(z,y, z) = ep at the point (-1,-1,2) is A. (2e2,e2,2e2). B. (-e,-e,2e2). C. (-2e2,-2e2, e) D. (-2e2,-e,-e) (8) 2 points Let f be a function defined and continuous, with continuous first...
Homework Problems (Ch 2&3) Module 1 – Week 1 Exercise 2.5: Function and exponents 1. Graph...
Homework Problems (Ch 2&3) Module 1 – Week 1 Exercise 2.5: Function and exponents 1. Graph the functions a) y = 16 + 2x b) y = 8 – 2x c) y = 2x +12 (In each case, consider the domain as consisting of nonnegative real numbers only) 5. Condense the following expressions: b) x^a\times x^b\times x^c c){\ \ x}^3\times y^3\times z^3 6. Find: b) \left(x^{1/2}\times x^{1/3}\right)/x^{2/3} Exercise 3.2: Single Unknown 2. Let the demand and supply function be as...
Homework Problems (Ch 2&3) Module 1 – Week 1 Exercise 2.5: Function and exponents 1. Graph...
Homework Problems (Ch 2&3) Module 1 – Week 1 Exercise 2.5: Function and exponents 1. Graph the functions a) y = 16 + 2x b) y = 8 – 2x c) y = 2x +12 (In each case, consider the domain as consisting of nonnegative real numbers only) 5. Condense the following expressions: b) x^a\times x^b\times x^c c){\ \ x}^3\times y^3\times z^3 6. Find: b) \left(x^{1/2}\times x^{1/3}\right)/x^{2/3} Exercise 3.2: Single Unknown 2. Let the demand and supply function be as...
Please help me for all problems 1, 2, 3, 4, 5 1. (Three points.) Convert this...
Please help me for all problems 1, 2, 3, 4, 5
1. (Three points.) Convert this system to upper triangular form and solve by back-substitution. 4x+7y + 5z 13 -2y + 2z-6 2. (Three points.) Convert this system to upper triangular form and solve by back-substitution. 4x-5y +z=-13 2x -y-3z5 3. (Four points.) Find the value a that will make the matrix of coefficients for this system singular and the value b that will give the system infinitely many solutions...
(1 point) A stone is thrown from a rooftop at time t 0 seconds. Its position at time t (the components are measured in meters) is given by r()-бі-50+ (24.5-49:2) k. The origin is at the base of...
(1 point) A stone is thrown from a rooftop at time t 0 seconds. Its position at time t (the components are measured in meters) is given by r()-бі-50+ (24.5-49:2) k. The origin is at the base of the bulding, which is standing on flat ground. Distance is measured in meters. The vector i points east,j points north, and k points up. (a) How high is the rooftop? meters. (b) When does the stone hit the ground? seconds (c) Where...
pls solve these three parts of the question
a) Show that the vector + =(x+2y+4z)i +(2x-3y-z)j +(4x-y-22). is irrotational and find its 7 scalar potential. b) Find the directional derivative of xyz + xz at (1, 1, 1) in a direction of the normal to the 171 surface 3xy? + y= z at (0, 1, 1). c) Find the angle between the normal to the surface x2 = yz at the points (1, 1, 1) and (2, 4, 1). (6)
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem is formulated as follows: Min. Z 2500x + 3500y Subject to: 5x + by > 250 4x + 3y > 150 x + 2y 70 () Find the x- and y-intercepts (i.e., where the line crosses the axes) of the line that is for the constraint 5x + 6y > 250 Select one: a. (x,y) (0,41.67) and (x, y) = (50,0) o b.(x,y) (41.67,0)...
(Ref. Ch. 14 Exercise on p. 393. Oakshott's book) Example 18.1 A particular linear programming problem is formulated as follows: Min. Z 2500x + 3500y Subject to: 5x + by > 250 4x + 3y > 150 x + 2y 70 () Find the x- and y-intercepts (i.e., where the line crosses the axes) of the line that is for the constraint 5x + 6y > 250 Select one: a. (x,y) (0,41.67) and (x, y) = (50,0) o b.(x,y) (41.67,0)...
solve number 2 for me pls.
Step (1) "Rules for Guessing": 1. If y(x) = ek *. guess that yp(I) = Acts then find A 2. If g(x) = sin(kx), guess that y(x) = A cos(kt) + B sin(kt) then find A and B 3. If g(x) = cos(kx), guess that yp(x) = A cos(kt) + B sin(kt) then find A and B 4. If g(x) is a polyonomial of degree n, guess that ypa) Ao + AX + A₂x²...
Homework for section 4.3. Summer 2020 Math 116, section 70, Summer 1 2020 WebAssign 1.-12 Points Harmathapit 4.3.003.MI Set Up The S... I Che MY NOTE 1. [-/18 Points) DETAILS HARMATHAP11 4.3.003.MI. Set up the simplex matrix used to solve the linear programming problem. Assume all variables are nonnegative. Maximize f = 5x + 7y subject to 6x + 7y S 300 x + 6y S 250. x y S; S2 first constraint second constraint objective function Need Help? Read...
e 09, 201 (6) 2 points An equation for the level curve of f(z, y) = In(z+y) that passes through the point (0, e2) is A. z + y = e2 B. I+y e C. z+y 3. D. None of the above (7) 2 points The gradient of f(z,y, z) = ep at the point (-1,-1,2) is A. (2e2,e2,2e2). B. (-e,-e,2e2). C. (-2e2,-2e2, e) D. (-2e2,-e,-e) (8) 2 points Let f be a function defined and continuous, with continuous first...
Please help me for all problems 1, 2, 3, 4, 5
1. (Three points.) Convert this system to upper triangular form and solve by back-substitution. 4x+7y + 5z 13 -2y + 2z-6 2. (Three points.) Convert this system to upper triangular form and solve by back-substitution. 4x-5y +z=-13 2x -y-3z5 3. (Four points.) Find the value a that will make the matrix of coefficients for this system singular and the value b that will give the system infinitely many solutions...
(1 point) A stone is thrown from a rooftop at time t 0 seconds. Its position at time t (the components are measured in meters) is given by r()-бі-50+ (24.5-49:2) k. The origin is at the base of the bulding, which is standing on flat ground. Distance is measured in meters. The vector i points east,j points north, and k points up. (a) How high is the rooftop? meters. (b) When does the stone hit the ground? seconds (c) Where...
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