MCQ
$xy-$ સમતલમાં આવેલ રેખાનું વિકલ સમીકરણ મેળવો.
- A$\frac{{dy}}{{dx}} - x = 0$
- B$\frac{{{d^2}y}}{{d{x^2}}} - x\frac{{dy}}{{dx}} = 0$
- ✓$\frac{{{d^2}y}}{{d{x^2}}} = 0$
- D$\frac{{{d^2}y}}{{d{x^2}}} + x = 0$
Differentiate it twice $w.r.t.$ $x$, we get $\frac{{{d^2}y}}{{d{x^2}}} = 0$.
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