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Copy of The Sum of the First n Natural Numbers - Dynamic Proof
Author:
Rene A. Ibarra
,
Irina Boyadzhiev
,
Cristina Masotta
,
sonom
This applet gives a dynamic proof of the formula for the sum of the first n natural numbers.
GeoGebra
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גיליון אלקטרוני להעלאת נתוני בעיה ויצירת גרף בהתאם
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