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This activity was created by '{$1}'. Do you want to modify the original activity or create your own copy instead?
This activity was created by '{$1}' and you lack the permission to edit it. Do you want to create your own copy instead and add it to the book?
Kwadraat en wortel. Inzicht
Kwadraat en wortel. Komen vaak dicht bij elkaar voor. Waarom?
Is er een zekere samenhang tussen de twee? Ontdek het hier.