# Differential equations Questions and Answers

Math

Differential equations Solutions

Given the sets of system linear of differential equation; 2x"+6x'+y" + 3y' = 12e ^-t x'+2x + y' = 0 (a) Determine x(t) by using Elimination Method. (b) Determine y(t). (c) Check number of arbitrary

Math

Differential equations Solutions

Find the general solution of the given second-order differential equation. 25y" – 15y' - 4y = 0

Math

Differential equations Solutions

Find the general solution of the given differential equation.
x²y + xy = 4
y(x) =
Give the largest interval over which the general solution is defined. (Think about the implications of any singular points. Enter your answer using interval notation
(0,00)
Determine whether there are any transient terms in the general solution. (Enter the transient terms as a comma-separated list; if there are none, enter NONE.)

Math

Differential equations Solutions

Find an explicit solution of the given initial-value problem.
x2 dy
dx
= y - xy, y(-1) = -6

Math

Differential equations Solutions

In 2012, the population of a city was 6.69 million. The exponential growth rate was 3.15% per year. a) Find the exponential growth function. b) Estimate the population of the city in 2018. c) When

Math

Differential equations Solutions

Consider the following differential equation and seek a power series solu- tion centered at ro = 0. (x²+4)y" - xy + 5y = 0 By putting the equation in standard form, we can see that the radius of

Math

Differential equations Solutions

Find the first four nonzero terms in a power series expansion about x=0 for the solution to the given initial value problem. w" +5xw'-w=0; w(0)=4, w'(0) = 0

Math

Differential equations Solutions

Use implicit differentiation to find the tangent line of the function In(y) = x ln(x) at the point (2,4).

Math

Differential equations Solutions

If f(x) = 2² +1, use the limit definition of the derivative to compute f'(z). You can use derivative rules to check your answer, but answers calculated without using the definition of derivative will

Math

Differential equations Solutions

For the differential equation dy/dx =e-x-3x²: Part A: Find a general solution. Show all your work. Part B: Verify the solution. Show all your work.

Math

Differential equations Solutions

A 4-kg object's position, p, is changing with respect to time, t. The object experiences a force, F, that is proportional to the object's acceleration times its mass. What differential equation

Math

Differential equations Solutions

The differential equation y' = 3x will produce which of the following? A. A slope field with parallel tangents along the diagonal B. A slope field that does not have rows or columns of parallel