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Class12
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Differential Equations
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Which of the following equation is linear ?
$(a)\;x^3 \frac{dy}{dx}+y=6e^x \\ (b)\;y^2 \frac{dy}{dx}+x=1 \\ (c)\;\frac{dy}{dx}+y^2=x^2y \\ (d)\;x \frac{dy}{dx}+y^2=\cos x $
jeemain
math
class12
ch9
differential-equations
ordinary-differential-equations
q48
easy
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asked
Feb 5, 2014
by
meena.p
retagged
Oct 25, 2014
by
sharmaaparna1
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1 Answer
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The $y^2$ terms in (B) (C) (D) makes them non linear.
Hence a is the correct answer.
answered
Feb 5, 2014
by
meena.p
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