Ex 9.1, 3 - Find order, degree of (ds/dt)4 + 3s d2s/dt2 = 0 - Ex 9.1

  1. Chapter 9 Class 12 Differential Equations
  2. Serial order wise
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Ex 9.1, 3 Determine order and degree (if defined) of differential equations 𝑑𝑠﷮𝑑𝑡﷯﷯﷮4﷯+3𝑠 𝑑﷮2﷯𝑠﷮𝑑 𝑡﷮2﷯﷯=0 𝑑𝑠﷮𝑑𝑡﷯﷯﷮4﷯+3𝑠 𝑑﷮2﷯𝑠﷮𝑑 𝑡﷮2﷯﷯=0 ∴ 𝑠﷮′﷯﷯﷮4﷯+3𝑠 𝑠﷮′′﷯﷯=0 Highest Order of Derivate = 2 ∴ Order = 2 Degree =Power of 𝑠﷮′′﷯ Degree =𝟏

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