Question

Factorise
${x}^{3} + {x}^{2} + x + 1$
​

Answer 1

Answer:

(x²+1)(x+1)

Step-by-step explanation:

${x}^{3} + {x}^{2} + x + 1 \\ {x}^{2} (x + 1) + 1(x + 1) \\ ( {x}^{2} + 1 )(x + 1)$

Answer 2

Answer:

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