2. Polynomials
medium

અવયવ પાડો :  $x^{3}-2 x^{2}-x+2$

Option A
Option B
Option C
Option D

Solution

$x^{3}-2 x^{2}-x+2 =x^{3}-2 x^{2}-x+2 $

$=x^{3}-x-2 x^{2}+2 $

$=x\left(x^{2}-1\right)-2\left(x^{2}-1\right) $

$=\left(x^{2}-1\right)(x-2) $

$=(x-1)(x+1)(x-2) $

આમ, $x^{3}-2 x^{2}-x+2=(x-1)(x+1)(x-2)$

Standard 9
Mathematics

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