20/20 Straight Line Equations 與 Linear Function(Math Drills) 使用情況與統計

A power learning aid combining Practice, Coaching Calculators, Coaching Videos and Guide to help students master finding slopes and equations of straight lines. Coaching Calculators : - finding slope given two points - finding equation given a point and slope - finding equation given two points - finding equation given point and parallel line - finding equation given point and perpendicular line Choice of point-slope and slope-intercept methods when finding equations. It's ideal for students as the design reinforces each problem solving step. Examples highlight and simplify algebra that students find hard.