Velocity, What is 17. Area, What is 18. Adding Vectors 22. I 23 Complex No.s II 24. Chapter 4 More Slope Sign Analysis See the calculus previews 1 and 2 for quick or alternative view of the material in chapters 2 to 5.
Several examples follow.
Examples like these require and improve algebraic reasoning skills. Why this is so is an intellectual debt which you may owe yourself. The sign analysis follows. The sign analysis leads to the following conclusion. Note that this conclusion also comes more from a previous knowledge of quadratics.