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Differential Equations
Oswaal
CBSE
Grade 12
Question:
The order of differential equation $\left(\dfrac{d^3y}{dx^3}\right)^2 + 2 \dfrac{d^2y}{dx^2} - \dfrac{dy}{dx} + y = 0$ is: (a) $3$ (b) $2$ (c) $1$ (d) $6$
Step-by-Step Solution
Key Concept: Highest order derivative d^3y/dx^3 => Order 3.
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Correct Answer:$3$
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