synthetic division - SERP Analysis

https://www.youtube.com/watch%3Fv%3DFxHWoUOq2iQ

https://www.purplemath.com/modules/synthdiv.htm

https://www.emathhelp.net/calculators/algebra-1/synthetic-division-calculator/

https://en.wikipedia.org/wiki/Synthetic_division

https://www.khanacademy.org/math/algebra-home/alg-polynomials/alg-synthetic-division-of-polynomials/v/synthetic-division-example-2

https://mgccc.edu/learning_lab/math/alg/synthdiv.pdf

https://www.youtube.com/watch%3Fv%3DAWCQBLthbNI

https://www.wtamu.edu/academic/anns/mps/math/mathlab/col_algebra/col_alg_tut37_syndiv.htm

https://germanna.edu/sites/default/files/2022-03/Long%2520and%2520Synthetic%2520Division.pdf