Q1753: If $y=P \cos ux+Q \sin ux$, show that $\frac{d^{2}y}{dx^{2}}... | Class CBSE Class 12

Class CBSE Class 12 Mathematics Derivatives Q #1753

KNOWLEDGE BASED 2 Marks 2026 AISSCE(Board Exam) VSA

If $y=P \cos ux+Q \sin ux$, show that $\frac{d^{2}y}{dx^{2}}+u^{2}y=0$.

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