Solution Found!
Solved: In 9–20, determine whether the equation is exact.
Chapter 2, Problem 11E(choose chapter or problem)
QUESTION:
In Problems 9–20, determine whether the equation is exact. If it is, then solve it.
\((\cos x \cos y+2 x) d x-(\sin x \sin y+2 y) d y=0\)
Equation Transcription:
Text Transcription:
(cos x cos y+2x)dx-(sin x sin y+2y)dy=0
Questions & Answers
QUESTION:
In Problems 9–20, determine whether the equation is exact. If it is, then solve it.
\((\cos x \cos y+2 x) d x-(\sin x \sin y+2 y) d y=0\)
Equation Transcription:
Text Transcription:
(cos x cos y+2x)dx-(sin x sin y+2y)dy=0
ANSWER:
Solution :
Step 1 :
In this problem first determine the given equation is exact, if it is exact then find the solution.
Given equation is