"Ph.D. Mathematician -- Explains Very Effectively"
I'm Don and I love to tutor -- beginning while I was in high school in South Carolina. Since then, I obtained a bachelor's, master's, and a Ph.D., all in mathematics. I tutored while working on each of these degrees. I taught math at college-level for over ten years and have been a practicing mathematician for several decades post-teaching. When...
10+ subjects, including precalculus