Question

x² + x3 +x2+x+1=0 find the value of x 10 x20 is what​

Answer 1

Answer:

Step-by-step explanation:

so, 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

x5=1