How many zeroes do the polynomials P1(x)=x3+x2+x+1 and P2(x)=x2+1 have

1.	How many zeroes do the polynomials P1(x)=x3+x2+x+1 and P2(x)=x2+1 have in common?
Answer» How many zeroes do the polynomials $P_{1} (x) = x^{3} + x^{2} + x + 1$ and $P_{2} (x) = x^{2} + 1$ have in common?

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