7: Algebraic Models Last updated Sep 3, 2021 Save as PDF 6.8: The key exchange 7.1: Linear Equations Page ID52878 David LippmanPierce College via The OpenTextBookStore ( \newcommand{\kernel}{\mathrm{null}\,}\) 7.1: Linear Equations7.2: Modeling with Linear Equations7.3: Modeling with Quadratic Equations7.4: Exponential Growth