Springles9219 Springles9219 12-01-2024 Mathematics contestada Let f be an automorphism of D₈. What are the possibilities for f(r₄₅), where r45 is the counterclockwise rotation by 45 degrees? a) r₄₅ b) r₁₃₅ c) r₂₂₅ d) r₃₁₅