MCQ
$2 x^3+x^2+2 x+1$ का गुणनखण्ड है
- ✓$(2 x+1)\left(x^2+1\right)$
- B$\left(x^2+2\right)(x+1)$
- C$(x+2)\left(x^2+1\right)$
- D$\left(x^2+1\right)(x+1)$
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