1,272 Answered Questions for the topic differential equations

Differential Equations

01/13/21

differential equation
Solve the differential equation (x2 + 3y2)dx 2xydy = 0 with initial condition y(2) = 6.
Follows • 1
Expert Answers •1
Differential Equations

01/11/21

Write an equation.
Little Billy is twenty pounds less than Big Billy. Together they weigh 100 pounds. Use p for weight.
Follows • 1
Expert Answers •1
Differential Equations

01/11/21

PLEASE HELP ASAP! PLEASE

solve the differential equation:(e^(-x2/2) - xy) dx=dy
Follows • 1
Expert Answers •1
Differential Equations

01/08/21

Twice the difference of a number and 6 equals 5
Follows • 1
Expert Answers •1
Differential Equations Calculus

01/07/21

Area D with six surfaces is stated as follows
D=2xy+2yz+2zxVolume is expressed as follow= xyz =1000i) Find the area equation of area, D in x and y only.ii) Find the critical point for the equation obtained in question.iii) Determine whether it... more
Follows • 0
Expert Answers •1
Differential Equations Math Triangle

01/06/21

The perimeter big a triangle is 43 cm. The largest side is 4 times the smallest side. The other side is 8 more than twice the smallest side. What is the length of the smallest side?
This is my question from 10th grade I'm really confused about it I hope anyone can help me with this please. Thank you!
Follows • 1
Expert Answers •1
Differential Equations

01/02/21

If the demand function is P = 3000 − 2√Q find expressions for TR and MR. Calculate the marginal revenue when Q = 9 and give an interpretation of this result.
If the demand function is P = 3000 − 2√Q find expressions for TR and MR. Calculate the marginal revenue when Q = 9 and give an interpretation of this result.
Follows • 1
Expert Answers •1
Differential Equations

01/01/21

Translate sentences into equations

Seven more than the product of a number and 4 equals 9 use the variable w for the unknown number
Follows • 1
Expert Answers •1
Differential Equations

01/01/21

dC/dY for the consumption function C = Y (2Y + 3) + 10
dC/dY for the consumption function C = Y (2Y + 3) + 10
Follows • 1
Expert Answers •1
Differential Equations

01/01/21

d(AC)/dQ for the average cost function AC = 20 Q + 7Q + 25
d(AC)/dQ for the average cost function AC = 20 Q + 7Q + 25
Follows • 1
Expert Answers •1
Differential Equations

01/01/21

d(TR)/dQ for the total revenue function TR = 40Q − 3Q √ Q
d(TR)/dQ for the total revenue function TR = 40Q − 3Q √ Q
Follows • 1
Expert Answers •1
Differential Equations

01/01/21

dπ/dQ for the profit function π = −2Q3 + 15Q2 − 24Q − 3
dπ/dQ for the profit function π = −2Q3 + 15Q2 − 24Q − 3
Follows • 1
Expert Answers •1
Differential Equations Linear Algebra

12/26/20

What is the general form of the matrix exponential of a 2x2 non-diagonalizable matrix?
Include the following matrix and prove its n-th power formula, given here too, in your answer: ⌈ λ 1 ⌉ ⌈ λn n*λn-1 ⌉D = | | and Dn = | | , ... more
Follows • 0
Expert Answers •2
Differential Equations

12/24/20

solving each equation (find all of the zeros) for 3x2 -x3-22x2=24x=0
Follows • 1
Expert Answers •1
Differential Equations Application Of Differentiation

12/20/20

The point P on the curve C has parameter p qne the point Q has coordinates (-π, 0). The origin is denoted by O. Given that p is increasing at a constant rate of 0.1 units per second,

find the rate of decrease of triangle OPQ when p=3π/4parametric equations:x = θcosθ, y=θsinθ, for 0<θ<π
Follows • 1
Expert Answers •1
Differential Equations Linear Algebra

12/19/20

Find the general solution of the ODE x^2 y" + xy' + (x^2 - 1/4 )y = x^3/2 cos x if sinx/√ x and cosx/√x are two independent solutions of the corresponding homogeneous problem for x > 0.
Use method of Variation of parameters
Follows • 1
Expert Answers •1
Differential Equations

12/17/20

85 gram kitten differential equation
A kitten weighs 85 grams at birth. During the first four weeks after the kitten's birth, it's weight in grams is given by the function W that satisfies the differential equation dW/dt=kW, where t... more
Follows • 1
Expert Answers •1
Differential Equations

12/10/20

Write the equation in standard form for the circle passing through (0, 23 /2 ) centered at the origin.
Follows • 2
Expert Answers •1
Differential Equations Algebra

12/09/20

differentiation

(a) The sales of a book publication are expected to grow according to the function S = 300000(1 − e−0.06t),where t is the time,given in days. (i) Show using differentiation that the sales... more
Follows • 1
Expert Answers •1
Differential Equations

12/09/20

A 1.7m lady is walking away from an 8.3m streetlamp at a rate of 1.3m/s. How fast is the tip of the shadow cast in front of her moving along the ground when she is 9.0m from the post?
Follows • 1
Expert Answers •1
Differential Equations

12/08/20

𝑦′′ − 5𝑦′ + 6𝑦 = 2𝑒^x How to solve this equation by using the method of variation of parameters?
Follows • 1
Expert Answers •1
Differential Equations

12/02/20

Application of First Order ODE
A certain type of glass is such that a slab 1" thick absorbs one-quarter of the light which starts to pass through it. How thin must a pane be made of to absorb only 1% of the light.
Follows • 1
Expert Answers •1
Differential Equations

11/30/20

Solving the Differential equation y′′− x^3y = 0
Solve the differential equation y′′− x^3y = 0 using power series centered at 0.
Follows • 3
Expert Answers •1
Differential Equations

11/30/20

Finding the Series Solution
Find the series solution(s) centered at 0 of the differential equation 2xy′′ + (1 + x) y′ + y = 0.
Follows • 1
Expert Answers •1

11/26/20

Let y be defined implicitly by the equation ln(8y)=5xy.

A) Use implicit differentiation to find the second derivative of y with respect to x. ((d^2)y)/(d(x^2)= ? Note: Your answer should only involve the variables x and y. You should simplify your... more
Follows • 1
Expert Answers •1

Still looking for help? Get the right answer, fast.

Ask a question for free

Get a free answer to a quick problem.
Most questions answered within 4 hours.

OR

Find an Online Tutor Now

Choose an expert and meet online. No packages or subscriptions, pay only for the time you need.