...I am currently a 3rd grade Math teacher at the Art of Problem Solving Academy in Gaithersburg, MD and a substitute Math and Science teacher for middle and high school within the Montgomery County Public School System. I have over 30 years experience as a NASA scientist. I have taught related Fi... (read more)
I'm a seasoned analyst and adjunct lecturer with three years of teaching experience at the London School of Economics & Political Science. Throughout my career, I've provided statistical and programming expertise across various public-sector projects. In my role as an analyst, I developed price fo... (read more)
...I am a patient, experienced and part-time high school and college math tutor. I focus on SAT/AP/high school math/Math competition. I have a Ph.D. in mathematics from Zhejiang University (China) and I had been an associate professor for more than 10 years in China. (read more)
...I previously worked as a database administrator for years using Microsoft SQL and Oracle. I can help with questions related to DDL and DML using SQL in Microsoft SQL, Oracle, MYSQL, or SAS (less exposure to PostgreSQL). I currently work as a Data scientist. SAS, R, and SQL are some of the tools I rely on the most to achieve my duties. (read more)
...I wish you the best in your studies.Set theory, real and complex numbers, solving quadratic and higher order equations and inequalities, polynomial, exponential and logarithmic functions, trigonometry, infinite series, sequences and their convergence, limits Probability, distributions , sampling ... (read more)