Nghi N.

Retired math tutor. Author of a few math articles, being posted on Google, Bing, Yahoo Search: - The new Transforming Method to solve quadratic equation. - The new non-factoring AC Method to solve quadratic equations - The new Transposing Method to solve linear equations. - The new AC method to factor trinomials. - Solving trig equations, concept and methods. - Solving trig inequalities, concept, methods and steps. - Best method to solve quadratic inequalities

2,874,264 students helped
Teaching the World! Champion! Collaborator! Trophy Case! Bold Learner! On Fire! Friendly Face!
Level 27 in Trigonometry Level 20 in Algebra Level 6 in Precalculus Level 5 in Calculus