x^4+x #160; #160; (∵ x^3+1=x^3+1^3=(x+1)(x^2 x+1)) =x(x^3+1) =x(x+1)(x^2 x+1) . ...

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Monomial

Factories : i...

Question

Factories : (i) $x^{4} + x$

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Solution

$x^{4} + x$ $(∵ x^{3} + 1 = x^{3} + 1^{3} = (x + 1) (x^{2} - x + 1))$
$= x (x^{3} + 1)$
$= x (x + 1) (x^{2} - x + 1)$ .

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