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Proof without word 4ab = (a+b)²-(a-b)²

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Daniel Mentrard — April 15, 2020 - 9:14 AM

Resource Type: Activity
Tags: algebra algebre arithmetique collection difference game lesson proof
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Target Group (Age): 3 – 19+
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License: CC-BY-SA, GeoGebra Terms of Use
Derived Resources: Demostración sin palabras 4ab = (a+b)²-(a-b)²
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