Question

Determine whether x-1 is the factor of x⁴+2x³+2x²+x+1​

Answer 1

Answer:

No

Step-by-step explanation:

x-1=0

x=1

p(1)=1^4 +2*1^3+2*1^2+1+1

    =7

not equal to zero

therefore not a zero

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Answer 2

Answer:

x-1=0

x=1

$(1) ^{4} + 2(1) ^{3} + 2(1) ^{2} + 1 + 1 \\ 1 + 2(1) + 2 \\ 1 + 2 + 2 \\ 5$

so 5 is the answer

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