This is a BC topic
Good Question 16 (11-30-2018) What you get when you substitute.
Geometric Series – Far Out (2-14-2017) A very interesting and instructive mistake
Synthetic Summer Fun (7-10-2017) Finding the Taylor series coefficients without differentiating
Error Bounds (2-22-2013) The alternating series error bound, and the Lagrange error bound
The Lagrange Highway (5-20-15) a metaphor for the error bound
REVIEW NOTES Type 10: Sequence and Series Questions (4-6-2018) A summary for reviewing sequences and series.