NEED HELP!!!
What is the polynomial function of lowest degree with leading coefficient of 1 and roots 2 and 1+
2?
f(x)= x2 – 2x-1
f(x)=x2 - 4x2 + 2x +2
f(x)= x° - 4x2 + 3x + 2
f(x)= x2 + 2x-1