ChallengeChallengeAlgebraic Weapons ShareAlgebraic Weapons · Challenge problemLet rrr, sss, ttt be the roots of x3−7x+7=0x^3 - 7x + 7 = 0x3−7x+7=0. What is (r2+r+1)(s2+s+1)(t2+t+1)(r^2 + r + 1)(s^2 + s + 1)(t^2 + t + 1)(r2+r+1)(s2+s+1)(t2+t+1)?A170170170B169169169C168168168D171171171E167167167Check Show answer Walk through it step by step Practice more like this Review this concept