Factor x3 + x2 + x + 1 by grouping. What is the resulting expression?

Question

Mathematics

Jaxon Schaefer

26 September, 18:17

Factor x3 + x2 + x + 1 by grouping. What is the resulting expression?

+5

Answers (1)

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Maverick Villarreal · Answer 1

To factor by grouping, you group up the 1st 2 terms together and the last 2 terms together and then factor those pieces.

(x^3 + x^2) + (x + 1)

x^2 (x + 1) + 1 (x + 1) - now factor out the (x + 1)

(x + 1) (x^2 + 1) - final answer