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Cesareo R.

Retired engineer from Escola Politecnica do Estado de São Paulo, giving back a little of what received from magnificent brazilian teachers.

104K karma · I am a spanish brazilian.
Teaching the World! On Fire! Trophy Case! Bold Learner! Friendly Face! Tinkerer!
Level 15 in Calculus Level 14 in Algebra Level 13 in Precalculus Level 11 in Trigonometry Level 10 in Geometry Level 10 in Physics Level 3 in Prealgebra
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