If , show…

MATHEMATICS · Subjective · AP · Calculus AB · Differentiation: Composite, Implicit, and Inverse Functions · Differentiation: Composite, Implicit, and Inverse Functions

Problem

13. If

y=3 \cos (\log x)+4 \sin (\log x)

, show that

x^{2} y_{2}+x y_{1}+y=0

Related theory

Advanced Differentiation
Higher-Order Derivatives
Second order derivatives
Continuity and Differentiability
Differentiation Rules

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