### Non Homogenous First Order Differential equation.

Solve the differential equation. (x^2+1)dy/dx + xy = x

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Solve the differential equation. (x^2+1)dy/dx + xy = x

Please see the attached file for the fully formatted problem. Integrate: S x^2/sqrt(25 - x^2) dx

Find the limit of the improper integral on attached file.

Please see the attached file for the fully formatted problem. Integrate : S x sin 2x dx pi--> 0

Please see the attached file for the fully formatted problems. Find the area under the curve from x = 0 to x = 2 of y = ½ x^2 + 1

Why did the Alberti Cipher disk have numbers on it? Describe how the disk was used. What made it secure? What was the impact of this disk on cryptology? How does enciphering and deciphering differ on the Enigma? What weakness in the Enigma did the Poles use to break Enigma ciphers?

Find the indefinite integral of x divided by the square root of x - 1

Please see attached sheet for full equations. Find the volume below the surface z and above the subdomain D of the positive quadrant, bounded by the curves and y=z+2.

Please see the attached file for the fully formatted problems. Evaluate the integration of x squared times the square root of x + 1.

Please see the attached file for the fully formatted problems. Problem statement: What really makes Laplace transforms work for differential equations is the relationship between the transform of a function and the transform of the derivative of that function. Therefore, the formula you will prove below is key to all that

The figure shows a solid enclosed by three circular cylinders with the same diameter that intersect at right angles.... see attachment for figure and remainder of question. PART 2 ONLY!

#50 Please see the attached file for full problem description.

I am to find the volume of the solid obtained by revolving the region bounded by y = x^8 and y = 1 about the y = 10 axis.

Problem: Note: C is set containment If R is an integral domain, show that the field of quotients Q in the Embedding Theorem is the smallest field containing R in the following sense: If R C F, where F is a field, show that F has a sub-field K such that R C K and K is isomorphic to Q.

Problem: Note: Q is rational numbers, R is real numbers , sqrt() means square root Show that Q(sqrt(2)) is the smallest subfield of R that contains sqrt(2).

1. Consider the set of functions ("wave packets") (see attached) where e is a fixed positive constant. a) SHOW that these wave packets are orthonormal. b) SHOW that these wave packets form a complete set.

Please see the attached file for the fully formatted problems. Multivariate Probability Distributions f(y1,y2) = 3y1, 0<y2<y1<1 f(y1,y2) = 0, elsewhere Find P(0<y1<0.5, 0.25<y2)

Please see the attached file for the fully formatted problems. Show that is a representation of the Dirac S-function. Discussion: Let and let f(x) be a function which is piecewise continuous on [?a, a], in particular, (Dirac delta function) one must show that One way of doing this is to follow the approach u

Please see the attached file for the fully formatted problems. Suppose that f(x + 2pi) = f(x) is an integrable functionof period 2pi. Show that S f(x) dx 2pi + a ---> a = S f(x) dx 2pi ----> 0 where a is any real number.

Int sqrt{1+x^2}/x dx

Evaluate limit of [x] as x approaches 2, where [x] is the greatest integral value less than or equal to x.

Hello! I'm having trouble using Trigonometric Substitution to find the anti-derivative of non-simple integrands. For details on my situation, please consult my missive, which I've included as an attachment in MS Word '95 (WordPad compatible) and Adobe PDF (ver 3+) files. (The files contain identical information; if you can re

Please see the attachment for the full question. I require full, detailed, step by step workings for all sections of this problem Coursework 2 Question 2 a) For the curve with the equation y = x^3 + 3x^2 - 2 i) Find the position and nature of any stationary points. ii) Make up tables of signs for y, y' and y''. Us

( f ^n_r means that n is on the top of the f and r is on the bottom) Evaluate the iterated integral: f ^(pi/2)_0 f ^(pi/2)_0 cos x sin y dy dx f: is the integral symbol

Question: Solve by triple integration in cylindrical coordinates. Assume that each solid has unit density unless another density function is specified: Find the volume of the region bounded above by the spherical surface x^2 + y^2 + z^2 = 2 and below by the paraboloid z = x^2 + y^2.

Compute the value of the triple integral   _T f(x, y, z) dV: f(x, y, z) = xyz; T lies below the surface z = 1 - x^2 and above the rectangle -1*x*1, 0*y*2 in the xy-plane. : is the integral symbol

(  ^n_r means that n is on the top of the  and r is on the bottom) Evaluate the given integral by first converting to polar coordinates:  ^1_0  ^(square root of 1 - x^2)_0 (1/(square root of 4 - x^2 - y^2)) dy dx : is the integral symbol

Please show all work; don't explain each step. Please DON'T submit back as an attachment.Thank you. ( ^n_r means that n is on the top of the and r is on the bottom) Sketch the region of integration, reverse the order of integration, and evaluate the resulting integral: ^1_0 ^1_y

Evaluate the iterated integral: The integral from 2 to 1 * the integral from 3 to 1 * (x/y + y/x) dy dx

Find all the roots of x^2 + 3x - 4 in Z (integers) AND Z6 (integers modulo 6) AND Z4 (integers modulo 4)