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The Art of Problem Posing
Forfatter
Steve Phelps
"What if each attribute were not so; what could it be then?"
Brown & Walter, 2005
https://www.amazon.com/Art-Problem-Posing-Stephen-Brown/dp/0805849777
Nye Materialer
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Celsius ↔ Fahrenheit Converter
Rule of Sarrus - Determinant of a 3×3 Matrix
Limaçons
Sum of Squares: Proof without Words
Opdag Ressourcer
Two reflections
Copying an Angle
newas bassit
Euler Line Problem - Part 1
cúbica mat
Parabola al variare dei coefficienti a,b,c
Udforsk emner
Bestemte Integral
Randomiserede variables
Differens og hældning
Rotation
Pythagoras or Pythagoræiske sætning
![[i]Brown & Walter, 2005
[url=https://www.amazon.com/Art-Problem-Posing-Stephen-Brown/dp/0805849777]https://www.amazon.com/Art-Problem-Posing-Stephen-Brown/dp/0805849777[/url] [/i]](https://beta.geogebra.org/resource/sexwNeRr/lxTIHI3DTyZ0KR37/material-sexwNeRr.png)