...I know the many equivalent conditions for a square matrix to be invertible. I know about vector spaces, and equivalent definitions of subspaces. Matrices are used to define linear transformations. (read more)
...I have tutored online for seven years. I regularly tutor in Calculus 1 to Multivariable calculus. Geometry is a subject describing how to prove systems from first principles and specifically relates to what we can prove about the measurement of space, as well as defining a language to do so. (read more)
Hi, my name is Serena! I graduated magna cum laude from Cornell University in 2021 with a degree in biological engineering, and minors in biology, biomedical engineering, and business. I am currently in my third year of dental school at the University of Buffalo. (read more)
...First, I start with very basic problems which are straightforward examples I use to clarify the subject. Then I ask an upper-level question to challenge them and let them work on it. If they can not figure out the solution, in the final stage I give hints to approach the problem and work together to the completion. (read more)