Algebra 2HardCircles & Lines ShareCircles & Lines · Hard problemLet r,s,tr, s, tr,s,t be the roots of x3−2x2−7x+1x^3 - 2x^2 - 7x + 1x3−2x2−7x+1. What is r2+s2+t2r^2 + s^2 + t^2r2+s2+t2?A111111B444C−10-10−10D181818E191919Check Show answer Walk through it step by step Practice more like this Review this concept