MCQ
$\int_{}^{} {\frac{{dx}}{{(x + 1)(x + 2)}} = } $
- A$\log \frac{{x + 2}}{{x + 1}} + c$
- B$\log (x + 1) + \log (x + 2) + c$
- ✓$\log \frac{{x + 1}}{{x + 2}} + c$
- Dએકપણ નહીં.
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જ્યાં $\vec u = \,\,x\vec a \, + \;\,2y\vec b ,\,\vec v = \, - 2y\,\,\vec a \,\, + \;\,3x\vec b ,\,\,\vec w \,\, = \,\,4\,\,\vec a \, - \,\,2\,\vec b $ આપેલ છે .