Use F'(x) = dx g(t) dt = g(x) to verify that the indicated function is a solution of the given differential equation. Assume an appropriate interval I of definition of the solution. "x cos(t) dt dy 2x - y = 2x cos(x); y = Vx dx When y = x J4 *x cos(t) dt, dy (x cos(t) dt + %3D dx Thus, in terms of x, гx cos(t) dt + rx cos(t) dt Vt dy 2х - y = Vx

Calculus: Early Transcendentals
8th Edition
ISBN:9781285741550
Author:James Stewart
Publisher:James Stewart
Chapter1: Functions And Models
Section: Chapter Questions
Problem 1RCC: (a) What is a function? What are its domain and range? (b) What is the graph of a function? (c) How...
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Use
d
F'(x)
g(t) dt = g(x)
dx
to verify that the indicated function is a solution of the given differential equation. Assume an appropriate interval I of definition of the solution.
dy
2x
y = 2x cos(x);
dx
y = Vx
J4
'x cos(t)
dt
VE
сx cos(t)
dt,
When y =
dy
(x cos(t)
dt +
dx
Thus, in terms of x,
(x cos(t)
dt +
гх cos(t)
- VX
dy
2x
- y =
dt
dx
Transcribed Image Text:Use d F'(x) g(t) dt = g(x) dx to verify that the indicated function is a solution of the given differential equation. Assume an appropriate interval I of definition of the solution. dy 2x y = 2x cos(x); dx y = Vx J4 'x cos(t) dt VE сx cos(t) dt, When y = dy (x cos(t) dt + dx Thus, in terms of x, (x cos(t) dt + гх cos(t) - VX dy 2x - y = dt dx
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