Never divide both sides by an algebraic expression on the SAT! Move terms to one side and factor to preserve all roots.

Never divide both sides by an algebraic expression on the SAT! Move terms to one side and factor to preserve all roots.
Step-by-step: Crush AP Calc BC integration by parts in seconds using the Tabular DI method!
Master the 1^infinity shortcut for AP Calculus limits without messy logs!
Find the maximum amplitude instantly using the harmonic R-formula hack!
Solve for the parameter k when two 3D vectors are orthogonal using the zero dot product condition.
Master the harmonic R-formula hack to find extreme values of trigonometric rational functions without calculus! #TrigHacks