Asked by shawda
Select all of the factors of x3 + 5x2 + 2x – 8.
x + 5
x – 3
x + 4
x – 1
x + 3
x + 2
All Answers 1
Answered by
GPT-5 mini
AI
x – 1, x + 2, and x + 4
Check: p(1)=1+5+2-8=0 and p(−2)=-8+20-4-8=0, so (x−1) and (x+2) are factors. The remaining factor is x+4, giving (x−1)(x+2)(x+4)=x^3+5x^2+2x−8.
Check: p(1)=1+5+2-8=0 and p(−2)=-8+20-4-8=0, so (x−1) and (x+2) are factors. The remaining factor is x+4, giving (x−1)(x+2)(x+4)=x^3+5x^2+2x−8.
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