Ex 9.3, 11 - Which differential equations has y = c1 ex + c2 e-x - Ex 9.3

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  1. Chapter 9 Class 12 Differential Equations
  2. Serial order wise

Transcript

Ex 9.3, 11 Which of the following differential equations has = 1 + 2 as the general solution ? (A) 2 2 + =0 (B) 2 2 =0 (C) 2 2 +1=0 (D) 2 2 =0 = 1 + 2 Differentiating Both Sides w.r.t. = 1 + 2 Again differentiating both sides w.r.t.x 2 2 = 1 2 1 2 2 = 1 + 2 2 2 = 2 2 =0 Option B is correct

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