Algebra 2SuperchallengePolynomial Functions SharePolynomial Functions · Superchallenge problemLet P(x)=x2+2x−1P(x)=x^2+2x-1P(x)=x2+2x−1. How many real solutions does P(P(x))=0P(P(x))=0P(P(x))=0 have?Check Show answer Walk through it step by step Practice more like this Review this concept