5. What is the appropriate second equation to solve number 4? A: v,'sinx + v,'cosx = 0 v,'(-cosx) + v2'(sinx) = x + tanx v;'(3cos3x) + vz'(-3sin3x) C: B: v,'(-3cos3x) + vz'(3sinx) = 0 D: %3D - x + tan x

Algebra & Trigonometry with Analytic Geometry
13th Edition
ISBN:9781133382119
Author:Swokowski
Publisher:Swokowski
Chapter7: Analytic Trigonometry
Section7.2: Trigonometric Equations
Problem 104E
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-Answer only NO. 5

|4. What is the form of y, given (D² + 9)y = x + tanx?
Yp = v, sinx + v2cosx
Yp = v,sin3x + v2cos3x
5. What is the appropriate second equation to solve number 4?
v,'sinx + vz'cosx = 0
Yp = x(v,sin3x + vzcos3x)
Yp = x²(v,sin3x + vzcos3x)
A:
C:
%3D
B:
D:
A:
C:
v,'(-cosx) + vz'(sinx) = x + tanx
v;'(3cos3x) + vz'(-3sin3x)
B:
v;'(-3cos3x) + vz'(3sinx) = 0
D:
= x + tan x
Transcribed Image Text:|4. What is the form of y, given (D² + 9)y = x + tanx? Yp = v, sinx + v2cosx Yp = v,sin3x + v2cos3x 5. What is the appropriate second equation to solve number 4? v,'sinx + vz'cosx = 0 Yp = x(v,sin3x + vzcos3x) Yp = x²(v,sin3x + vzcos3x) A: C: %3D B: D: A: C: v,'(-cosx) + vz'(sinx) = x + tanx v;'(3cos3x) + vz'(-3sin3x) B: v;'(-3cos3x) + vz'(3sinx) = 0 D: = x + tan x
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