This algebra & precalculus video tutorial explains how to use the compound interest formula to solve investment word problems. Algebra Review: ________________________________ Logarithms - Free Formula Sheet: Final Exam and Test Prep Videos: ________________________________ Logarithms - The Easy Way! Log to Exponential Form: Change of Base Formula: Change of Base Log Problem: Properties of Logarithms: ____________________________________ Expanding Logarithmic Expressions: Condensing Logarithmic Expressions: Natural Logarithms: Solving Exponential Equations: Exponential Equations - Quadratic Form: _______________________________________ Solving Logarithmic Equations: Graphing Logarithmic Functions: Graphing Exponential Functions: Compound Interest Word Problems: Logarithms Practice Problems: _______________________________________ Final Exams and Video Playlists: Full-Length Videos and Worksheets: