Question

(ii) x4 + x3 + x2 + x + 1​

Answer 1

Answer:

x4+x3+x2+x+1=0  

Multiply everything by x

x5+x4+x3+x2+x=0

Add 1 to both sides:

x5+x4+x3+x2+x+1=1

x5+(x4+x3+x2+x+1)=1

x5+(0)=1

Step-by-step explanation:

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