Algebra 1ChallengeExponents ShareExponents · Challenge problemEvaluate 3−2+3−3+3−43−6+3−7+3−8\dfrac{3^{-2}+3^{-3}+3^{-4}}{3^{-6}+3^{-7}+3^{-8}}3−6+3−7+3−83−2+3−3+3−4.Check Show answer Walk through it step by step Practice more like this Review this concept