Question

In: Advanced Math

Name 1. (5) Given the DE (x + y) dx + xdy = 0 Verify that...

Name 1. (5) Given the DE (x + y) dx + xdy = 0 Verify that the DE is homogeneous.
Step 1. Find substitution. Write your answer in the box.
Step 2. Compute dy or dx: Show your work. Write your answer in the box.
Step 3. Substitute into the DE. Simplify your answer. Write your answer in the box.
Step 4. Solve modied DE. Show your work. Write your answer in the box.
Step 5. Resubstitute. Write your answer in the box.
2. (5) Given the DE xdy(1 + x)y dxxy^2 dx = 0: Verify that the DE is a Bernoulli equation.
Step 1. Find substitution. Write your answer in the box.
Step 2. Compute dy dx: Show your work. Write your answer in the box.
Step 3. Substitute into the DE. Simplify your answer. Write your answer in the box.
Step 4. Solve modied DE. Show your work. Write your answer in the box.
Step 5. Resubstitute. Write your answer in the box.

Solutions

Expert Solution


Related Solutions

1. (5) Given the IVP xdy/dx- y = 2x^2;y (1) = 5: (a) Write the DE...
1. (5) Given the IVP xdy/dx- y = 2x^2;y (1) = 5: (a) Write the DE in standard form. (b) Compute the integration factor, (x): Show your work. (x) = (c) Find the general solution of the DE. Show your work. (d) Use the inital condition to solve for c: Show your work. c = (e) What is the largest interval I over which the solution is dened? Write your answer in the box. 2. (3) Given the DE (1...
Given: f(x,y) = 5 - 3x - y for 0 < x,y < 1 and x...
Given: f(x,y) = 5 - 3x - y for 0 < x,y < 1 and x + y < 1, 0 otherwise 1) find the covariance of x and y 2) find the marginal probability density function for x c) find the probability that x >= 0.6 given that y <= 0.2
given DE has a regular singular point at x=0 determine two solutions for x>0 x^2y''+3xy'+(1+x)y=0
given DE has a regular singular point at x=0 determine two solutions for x>0 x^2y''+3xy'+(1+x)y=0
Solve (1+e^x)dy/dx+(e^x)y=3x^2+1 Solve (x^3+y^3)dx+3xy^2 dy = 0 Solve (y-cos y)dx + (xsiny+x)dy = 0 Solve (1+ln...
Solve (1+e^x)dy/dx+(e^x)y=3x^2+1 Solve (x^3+y^3)dx+3xy^2 dy = 0 Solve (y-cos y)dx + (xsiny+x)dy = 0 Solve (1+ln x +y/x)dx = (1-lnx)dy Solve (y^2+yx)dx - x^2dy =0 Solve (x^2+2y^2)dx = xydy Solve Bernoulli's Equation x dy/dx + 2y = (x^4)(e^x)(y^2) Solve Bernoulli's Equation (1+x^2) dy/dx = 2xy +(e^x)(y^2) Solve IVP (3e^(x^2))dy + (xy^2)dx=0 ; y(1) = 2 Solve IVP dy/dx -2xy = e^(x^2) ; y(0)=0 Solve IVP (x^2+y^2)dx+(2xy)dy=0; y(1)=1 6. Mixture Problem Initially 40 lb of salt is dissolved in a large...
d^2y/dx^2 − dy/dx − 3/4 y = 0, y(0) = 1, dy/dx(0) = 0, Convert the...
d^2y/dx^2 − dy/dx − 3/4 y = 0, y(0) = 1, dy/dx(0) = 0, Convert the initial value problem into a set of two coupled first-order initial value problems and find the exact solution to the differential equatiion
Homogenous problem. Change of variable (x-y+3)dx + (x+y-1) dy = 0
Homogenous problem. Change of variable (x-y+3)dx + (x+y-1) dy = 0
a.Express y in terms of x given that dy/dx = (y + 2)(2x + 1) given...
a.Express y in terms of x given that dy/dx = (y + 2)(2x + 1) given that y = 2 at x = 0. b. Solve (x^2 + 1)dy/dx + 3xy = 6x. c) Obtain a general solution of dy/dx + y/x = sin x.
Consider the equation xy′′+y′+y= 0, x >0. a) Verify that 0 is a regular singular point....
Consider the equation xy′′+y′+y= 0, x >0. a) Verify that 0 is a regular singular point. (b) Find the indicial equation and its roots. c) Determine the recurrence relation(you do NOT need to find the solutions).
Where y=y(x) solves... (5.9y-(23.6)x)dx+(5.9x-1)dy=0   y(0.27)=2.15 (5xy-(-1.1)ye^x -1)dx+(2.5x^2-(-1.1)e^x)dy=0     y(1.2)=2.3
Where y=y(x) solves... (5.9y-(23.6)x)dx+(5.9x-1)dy=0   y(0.27)=2.15 (5xy-(-1.1)ye^x -1)dx+(2.5x^2-(-1.1)e^x)dy=0     y(1.2)=2.3
Solve the given initial-value problem. dx/dt = y − 1 dy/dt = −6x + 2y x(0)...
Solve the given initial-value problem. dx/dt = y − 1 dy/dt = −6x + 2y x(0) = 0, y(0) = 0
ADVERTISEMENT
ADVERTISEMENT
ADVERTISEMENT