...My expertise covers a wide range of subjects, including IB Mathematics (SL and HL), Cambridge IGCSE, A Level, Pre Calculus, Calculus, NY Regents (Algebra I, Geometry, Algebra II), and SAT & ACT Math. I've also prepared students for challenging competitions like the Russian Regional Math Olympiad... (read more)
Hello. my name is Larry. I am currently an Academic Tutor (Math/Computer Science) at a community college. During my time as a tutor, I have worked with a diverse population of students. (read more)
...I achieved perfect math scores of 800 on both the SAT and the GRE. I have tutored many students, especially in NY high school Regents math and science courses, as well as college calculus and calculus-based physics, and I truly enjoy sharing my methods of understanding these subjects with others. I will happily provide recommendations from my former students upon request. (read more)
...I have tutored online, but I much prefer teaching in person. I have two children now in college, at Ivy League schools. I was their primary caregiver throughout their childhood, and helped them with their schoolwork whenever they needed it. (read more)
...Let R = {(m, n): m, n ? A}. Therefore, by definition of inverse relation, R-1 = {(n, m): m, n ? A}. Let (m, n) ? (R n R-1). By definition of intersection, (m, n) ? R and (m, n) ? R-1. Because (m, n) ? R-1, (n, m) ? R. Therefore, (m, n) ? R and (n, m) ? R. (read more)