Appetizers and Lessons for Mathematics and Reason  ( Français)  
www.whyslopes.com            [ Up ] [ Next ]
 Logic mastery is key to easing or avoiding learning difficulties in work & studies. 

Online Volumes (Book Orders)
1,  Elements of Reason. 1996
1A. Pattern Based Reason  1995
1B. Math Curriculum Notes 1996
2. Three Skills for Algebra  1995
3._Why_Slopes_&_More_Math_1995

External Links:  Tutoring Services

 Parents: Help your child or teen learn

Site  Folders
1. Arithmetic Videos  11-2008
2.  Algebra Videos (to appear)
3. Solving Linear Equations  04-2005
4.-Fractions-Rates-Proportns-Units-2006
5.  Algebra, Odds & Ends, HS level-2001
 6.-Euclidean-Geometry/Complex No.s 
7.  Analytic Geometry/Functions 2006
8.  Number Theory. 2006-7
9.  Complex Numbers More 2001.  10  Exponents & Radicals Exactly 2008
11. Calculus  2005
12.Real  Analysis 1995
13. Electric Circuits Etc  2007		 Mathematics How TOs & site 
content guides  08- 2008
1. Arithmetic
2. Algebra 
3. More Algebra 
4. Geometry  
5. More Geometry
6. Calculus
For a Curve or function y

Sign, Zero and Monotonicity of a Curve or function y = f(x)

Analytic Geometry
& Functions, etc

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Child & Current
Level Pages

For a Curve or function y
(x-1)(x-2) zero & sign analysis
For a Cubic Factored
Uni-Sign Functions etc.

Parent Level Pages

(C) Complex Numbers
(FN) What are Functions?
(FN) Functions - More
SZM: Sign Analysis
(L) Lines Summary
(P) Polynomials (*,+,-)
(Q) Quadratics
(D) Simplify Square Roots
(T) Unit Circle Trig
Conic Sections
Links
More Links


Extras

Equal Sign Use/Abuse
Real Numbers
Say More Positive
Linear Inequalities
Triangle Inequality
Absolute Value |x|
|x| Eq'ns & Inequalities
Rectangular Coords
Shortest Path
Distance Formulas
Add & Multiply Points
Polar Coordinates
Radians
(A) Vectors
(A) Coordinate Arithmetic
(A) Navigation on Maps
(A) Addition Geometrically
(A) Rotation
(PT) Translations
(PT) Dilatations
PT: Rotations

Links to Site Pages outside this site area follow - co- and pre- requisites.

Road Safety Message

Using formulas forwards & Backwards - A unifying theme for algebra from using proportionality relations to finding formulas for inverse functions.  Three Skills for Algebra!

 

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The Rest © 1995 onward by site author,   Alan Selby (email form) All Rights Reserved.