...I graduated my Korean middle school ranking 8th out of 320 students and I got merit scholarship when I entered Korean high school. I got 96/100 in Korean from KPSAT (Korean PSAT). I took differential equations in my sophomore year of college. I received over 100% and got an A. (read more)
...Most of precalculus is just looking at examples, listening for these key words and phrases as they are used to describe different situations, and slowly coming to an understanding of how a few simple notions can help us to appreciate the unity among nature's variety.
... (read more)
...Please note that I am on the east coast and answer messages up to around 11 P.M EST, 8 P.M pacific time.I am a retired computer analyst/programmer and I have been doing some algebra 1 and trigonometry on the upchieve website. As of march 1, 2024 I have given 40 lessons., I can also do pre-calcul... (read more)
...I am a licensed Earth Science teacher in the state of MA. I have been teaching a high school astronomy course for 5 years. I have been teaching Environmental Science since 2008 and AP Environmental as my primary course since 2014. (read more)