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GeoGebra
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The formula for the sum of the 2nd powers
Auteur:
Marek Vejsada
Try to derive the formula for the sum of the 2nd powers of the first 5 natural numbers
GeoGebra
Nieuw didactisch materiaal
Tangent in Cartesian and Polar Coordinates
apec
רישום חופשי
Astroid
Special Right Triangles 30°-60°-90° and 45°-45°-90°
Ontdek materiaal
Forum_32092_B_Formeltext
kite and square
F2 CH. 8.3E REGULAR PENTAGON
title
คณิตคิดเร็ว
Number of Solutions of Simultaneous Linear Equations in Two Unknowns 聯立二元一次方程的解的數目
Ontdek onderwerpen
Getallen
Parabool
Kegel
Integraalrekenen
Cirkel