MCQ
$F[f\{ \phi (x)\} ]$ નું વિકલન મેળવો.
- A$F'\,[f\,\{ \phi \,(x)\} ]$
- B$F\,[f\,\{ \phi \,(x)\} \,]\,f'\{ \phi (x)\} $
- C$F'[f\,\{ \phi \,(x)\} ]\,f'\{ \phi (x)\} $
- ✓$F'\,[f\,\{ \phi \,(x)\} ]\,f'\{ \phi (x)\} \,\phi '\,(x)$
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$6 \lambda x-3 y+3 z=4 \lambda^2$
$2 x+6 \lambda y+4 z=1$
$3 x+2 y+3 \lambda z=\lambda$
ને ઉકેલ નથી. તો $12 \sum_{\lambda \in S}|\lambda|=........$