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Leland Adriano Alejandro has helped students times in
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Longest streak: 158 days
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Leland Adriano Alejandro

I am an Electronics and Communications Engineer and a licensed Mathematics Teacher. Favorite subject is Integral Calculus. I teach College Algebra, Plane and Spherical Trigonometry, Analytic Geometry, Differential Calculus, and Secondary level Statistics and Probabilities. I am a Chess player and Musician. I also do Arts like Portrait Sketching using charcoal pencils when I have time.


106K karma · St. Francis, South Dakota, United States of America
Teaching the World! On Fire! Trophy Case! Supporter! Friendly Face! Tinkerer!
Level 15 in Algebra Level 14 in Calculus Level 13 in Trigonometry Level 12 in Precalculus Level 11 in Geometry Level 9 in Physics Level 9 in Prealgebra Level 9 in Statistics Level 2 in Astronomy
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