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matematiques 1er eso, unitat 4
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Índex
9200 - Matemàtiques 1 ESO ................................................................................................................................................... 1
Índex ....................................................................................................................................................................................... 2
Unitat 4 ................................................................................................................................................................................... 3
Variables proporcionals ...................................................................................................................................................... 4
Problemes de proporcionalitat ........................................................................................................................................... 9
Escales ............................................................................................................................................................................... 12
Hi caus? ............................................................................................................................................................................. 16
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